85723007304 has 32 divisors (see below), whose sum is σ = 233790020640. Its totient is φ = 25976668800.

The previous prime is 85723007239. The next prime is 85723007327. The reversal of 85723007304 is 40370032758.

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, 162353917 + ... + 162354444.

It is an arithmetic number, because the mean of its divisors is an integer number (7305938145).

Almost surely, 2^85723007304 is an apocalyptic number.

It is an amenable number.

85723007304 is an abundant number, since it is smaller than the sum of its proper divisors (148067013336).

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

85723007304 is a wasteful number, since it uses less digits than its factorization.

85723007304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324708381 (or 324708377 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 39.

The spelling of 85723007304 in words is "eighty-five billion, seven hundred twenty-three million, seven thousand, three hundred four".