85810481625 has 128 divisors (see below), whose sum is σ = 162643852800. Its totient is φ = 39795840000.

The previous prime is 85810481593. The next prime is 85810481737. The reversal of 85810481625 is 52618401858.

It is not a de Polignac number, because 85810481625 - 2⁵ = 85810481593 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13035835 + ... + 13042415.

It is an arithmetic number, because the mean of its divisors is an integer number (1270655100).

Almost surely, 2^85810481625 is an apocalyptic number.

It is an amenable number.

85810481625 is a deficient number, since it is larger than the sum of its proper divisors (76833371175).

85810481625 is a wasteful number, since it uses less digits than its factorization.

85810481625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6748 (or 6738 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 48.

The spelling of 85810481625 in words is "eighty-five billion, eight hundred ten million, four hundred eighty-one thousand, six hundred twenty-five".