85902774712 has 32 divisors (see below), whose sum is σ = 161608683600. Its totient is φ = 42807227904.

The previous prime is 85902774703. The next prime is 85902774731. The reversal of 85902774712 is 21747720958.

It is a self number, because there is not a number n which added to its sum of digits gives 85902774712.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9736239 + ... + 9745057.

Almost surely, 2^85902774712 is an apocalyptic number.

It is an amenable number.

85902774712 is a deficient number, since it is larger than the sum of its proper divisors (75705908888).

85902774712 is a wasteful number, since it uses less digits than its factorization.

85902774712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12775 (or 12771 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 52.

The spelling of 85902774712 in words is "eighty-five billion, nine hundred two million, seven hundred seventy-four thousand, seven hundred twelve".