85388585524 has 24 divisors (see below), whose sum is σ = 172603666368. Its totient is φ = 36529875840.

The previous prime is 85388585461. The next prime is 85388585543. The reversal of 85388585524 is 42558588358.

It is a congruent number.

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, 57077184 + ... + 57078679.

It is an arithmetic number, because the mean of its divisors is an integer number (7191819432).

Almost surely, 2^85388585524 is an apocalyptic number.

It is an amenable number.

85388585524 is an abundant number, since it is smaller than the sum of its proper divisors (87215080844).

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

85388585524 is a wasteful number, since it uses less digits than its factorization.

85388585524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114155895 (or 114155893 counting only the distinct ones).

The product of its digits is 61440000, while the sum is 61.

The spelling of 85388585524 in words is "eighty-five billion, three hundred eighty-eight million, five hundred eighty-five thousand, five hundred twenty-four".