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488400048997 = 723411631992281
BaseRepresentation
bin1110001101101101110…
…10010101001101100101
31201200122102212010221121
413012312322111031211
531000220403031442
61012211244013541
750200002630250
oct7066672251545
91650572763847
10488400048997
11179147105633
127a7a42312b1
1337095b43c43
14198d27c0097
15ca87585967
hex71b6e95365

488400048997 has 64 divisors (see below), whose sum is σ = 603587174400. Its totient is φ = 386143718400.

The previous prime is 488400048991. The next prime is 488400049009. The reversal of 488400048997 is 799840004884.

It is a cyclic number.

It is not a de Polignac number, because 488400048997 - 23 = 488400048989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488400048991) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 214115497 + ... + 214117777.

It is an arithmetic number, because the mean of its divisors is an integer number (9431049600).

Almost surely, 2488400048997 is an apocalyptic number.

It is an amenable number.

488400048997 is a deficient number, since it is larger than the sum of its proper divisors (115187125403).

488400048997 is a wasteful number, since it uses less digits than its factorization.

488400048997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2714.

The product of its (nonzero) digits is 18579456, while the sum is 61.

The spelling of 488400048997 in words is "four hundred eighty-eight billion, four hundred million, forty-eight thousand, nine hundred ninety-seven".

Divisors: 1 7 23 41 161 163 199 287 943 1141 1393 2281 3749 4577 6601 6683 8159 15967 26243 32039 32437 46781 52463 57113 93521 153709 187657 227059 367241 371803 453919 654647 746051 1075963 1313599 1329917 2150983 2602621 3177433 5222357 8551469 9309419 10440137 15056881 15243923 18610679 30588091 59860283 73080959 73988797 106707461 130274753 214116637 350610229 428045617 517921579 1701742331 2454271603 2996319319 3033540677 11912196317 21234784739 69771435571 488400048997