875006774715780 has 72 divisors (see below), whose sum is σ = 3033356819019072. Its totient is φ = 200001548506176.

The previous prime is 875006774715709. The next prime is 875006774715809. The reversal of 875006774715780 is 87517477600578.

875006774715780 is a `hidden beast` number, since 8 + 7 + 5 + 0 + 0 + 6 + 7 + 7 + 47 + 1 + 578 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 875006774715699 and 875006774715708.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 347224909342 + ... + 347224911861.

Almost surely, 2^{875006774715780} is an apocalyptic number.

It is an amenable number.

875006774715780 is an abundant number, since it is smaller than the sum of its proper divisors (2158350044303292).

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

875006774715780 is a wasteful number, since it uses less digits than its factorization.

875006774715780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694449821225 (or 694449821220 counting only the distinct ones).

The product of its (nonzero) digits is 645388800, while the sum is 72.

The spelling of 875006774715780 in words is "eight hundred seventy-five trillion, six billion, seven hundred seventy-four million, seven hundred fifteen thousand, seven hundred eighty".