85856534304 has 48 divisors (see below), whose sum is σ = 225415975680. Its totient is φ = 28613438720.

The previous prime is 85856534303. The next prime is 85856534347. The reversal of 85856534304 is 40343565858.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (85856534303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443482 + ... + 606950.

It is an arithmetic number, because the mean of its divisors is an integer number (4696166160).

Almost surely, 2^85856534304 is an apocalyptic number.

It is an amenable number.

85856534304 is an abundant number, since it is smaller than the sum of its proper divisors (139559441376).

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

85856534304 is a wasteful number, since it uses less digits than its factorization.

85856534304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168953 (or 168945 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 51.

The spelling of 85856534304 in words is "eighty-five billion, eight hundred fifty-six million, five hundred thirty-four thousand, three hundred four".