92790772885 has 16 divisors (see below), whose sum is σ = 112177062000. Its totient is φ = 73681248256.

The previous prime is 92790772843. The next prime is 92790772933. The reversal of 92790772885 is 58827709729.

It can be written as a sum of positive squares in 8 ways, for example, as 42719102596 + 50071670289 = 206686^2 + 223767^2 .

It is a cyclic number.

It is not a de Polignac number, because 92790772885 - 2²⁷ = 92656555157 is a prime.

It is a super-2 number, since 2×92790772885² (a number of 23 digits) contains 22 as substring.

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, 1005507 + ... + 1093903.

It is an arithmetic number, because the mean of its divisors is an integer number (7011066375).

Almost surely, 2^92790772885 is an apocalyptic number.

It is an amenable number.

92790772885 is a deficient number, since it is larger than the sum of its proper divisors (19386289115).

92790772885 is a wasteful number, since it uses less digits than its factorization.

92790772885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89960.

The product of its (nonzero) digits is 35562240, while the sum is 64.

The spelling of 92790772885 in words is "ninety-two billion, seven hundred ninety million, seven hundred seventy-two thousand, eight hundred eighty-five".