285076564687872 has 176 divisors, whose sum is σ = 852962573289120. Its totient is φ = 94045876125696.

The previous prime is 285076564687853. The next prime is 285076564687919. The reversal of 285076564687872 is 278786465670582.

285076564687872 is a `hidden beast` number, since 2 + 8 + 5 + 0 + 76 + 5 + 6 + 468 + 7 + 87 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 285076564687791 and 285076564687800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50467263 + ... + 55830974.

Almost surely, 2^{285076564687872} is an apocalyptic number.

It is an amenable number.

285076564687872 is an abundant number, since it is smaller than the sum of its proper divisors (567886008601248).

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

285076564687872 is a wasteful number, since it uses less digits than its factorization.

285076564687872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106298363 (or 106298339 counting only the distinct ones).

The product of its (nonzero) digits is 15173222400, while the sum is 81.

The spelling of 285076564687872 in words is "two hundred eighty-five trillion, seventy-six billion, five hundred sixty-four million, six hundred eighty-seven thousand, eight hundred seventy-two".