85030492392 has 64 divisors (see below), whose sum is σ = 242579505600. Its totient is φ = 27577454400.

The previous prime is 85030492369. The next prime is 85030492397. The reversal of 85030492392 is 29329403058.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (85030492397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5311734 + ... + 5327717.

It is an arithmetic number, because the mean of its divisors is an integer number (3790304775).

Almost surely, 2^85030492392 is an apocalyptic number.

It is an amenable number.

85030492392 is an abundant number, since it is smaller than the sum of its proper divisors (157549013208).

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

85030492392 is a wasteful number, since it uses less digits than its factorization.

85030492392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10639503 (or 10639493 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 85030492392 in words is "eighty-five billion, thirty million, four hundred ninety-two thousand, three hundred ninety-two".