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38669716616 = 23294771199251
BaseRepresentation
bin100100000000111001…
…010000110010001000
310200210221220010202112
4210000321100302020
51113143421412431
625433054121452
72536162111406
oct440071206210
9120727803675
1038669716616
1115444057493
1275b24b0288
1338535a362b
141c2ba46476
151014d13c2b
hex900e50c88

38669716616 has 128 divisors (see below), whose sum is σ = 78382080000. Its totient is φ = 17851680000.

The previous prime is 38669716601. The next prime is 38669716627. The reversal of 38669716616 is 61661796683.

It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154062491 + ... + 154062741.

It is an arithmetic number, because the mean of its divisors is an integer number (612360000).

Almost surely, 238669716616 is an apocalyptic number.

It is an amenable number.

38669716616 is an abundant number, since it is smaller than the sum of its proper divisors (39712363384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38669716616 is a wasteful number, since it uses less digits than its factorization.

38669716616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603 (or 599 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 59.

The spelling of 38669716616 in words is "thirty-eight billion, six hundred sixty-nine million, seven hundred sixteen thousand, six hundred sixteen".

Divisors: 1 2 4 8 29 47 58 71 94 116 142 188 199 232 251 284 376 398 502 568 796 1004 1363 1592 2008 2059 2726 3337 4118 5452 5771 6674 7279 8236 9353 10904 11542 11797 13348 14129 14558 16472 17821 18706 23084 23594 26696 28258 29116 35642 37412 46168 47188 49949 56516 58232 71284 74824 94376 96773 99898 113032 142568 193546 199796 271237 342113 387092 399592 409741 516809 542474 664063 684226 774184 819482 837587 1033618 1084948 1328126 1368452 1448521 1638964 1675174 2067236 2169896 2347603 2656252 2736904 2897042 3277928 3350348 3546379 4134472 4695206 5312504 5794084 6700696 7092758 9390412 11588168 14185516 18780824 19257827 24290023 28371032 38515654 48580046 68080487 77031308 97160092 102844991 136160974 154062616 166679813 194320184 205689982 272321948 333359626 411379964 544643896 666719252 822759928 1333438504 4833714577 9667429154 19334858308 38669716616