85665045304 has 16 divisors (see below), whose sum is σ = 170070310800. Its totient is φ = 40312962432.

The previous prime is 85665045299. The next prime is 85665045337. The reversal of 85665045304 is 40354056658.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314944884 + ... + 314945155.

It is an arithmetic number, because the mean of its divisors is an integer number (10629394425).

Almost surely, 2^85665045304 is an apocalyptic number.

It is an amenable number.

85665045304 is a deficient number, since it is larger than the sum of its proper divisors (84405265496).

85665045304 is a wasteful number, since it uses less digits than its factorization.

85665045304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629890062 (or 629890058 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 85665045304 in words is "eighty-five billion, six hundred sixty-five million, forty-five thousand, three hundred four".