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808755468072 = 23383821494521
BaseRepresentation
bin10111100010011011001…
…01010001011100101000
32212022112120002121020220
423301031211101130220
5101222312344434242
61415312004250040
7112300500024006
oct13611545213450
92768476077226
10808755468072
11291a9a417522
121108aa6a0920
135b35ab80106
142b2030c5a76
1516086cb9bec
hexbc4d951728

808755468072 has 64 divisors (see below), whose sum is σ = 2048745303360. Its totient is φ = 266012198400.

The previous prime is 808755468047. The next prime is 808755468091. The reversal of 808755468072 is 270864557808.

It is a super-2 number, since 2×8087554680722 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 808755467997 and 808755468015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1388172 + ... + 1882692.

It is an arithmetic number, because the mean of its divisors is an integer number (32011645365).

Almost surely, 2808755468072 is an apocalyptic number.

It is an amenable number.

808755468072 is an abundant number, since it is smaller than the sum of its proper divisors (1239989835288).

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

808755468072 is a wasteful number, since it uses less digits than its factorization.

808755468072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495434 (or 495430 counting only the distinct ones).

The product of its (nonzero) digits is 30105600, while the sum is 60.

The spelling of 808755468072 in words is "eight hundred eight billion, seven hundred fifty-five million, four hundred sixty-eight thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 24 83 166 249 332 498 664 821 996 1642 1992 2463 3284 4926 6568 9852 19704 68143 136286 204429 272572 408858 494521 545144 817716 989042 1483563 1635432 1978084 2967126 3956168 5934252 11868504 41045243 82090486 123135729 164180972 246271458 328361944 406001741 492542916 812003482 985085832 1218005223 1624006964 2436010446 3248013928 4872020892 9744041784 33698144503 67396289006 101094433509 134792578012 202188867018 269585156024 404377734036 808755468072