85865512562884 has 48 divisors (see below), whose sum is σ = 162003439051776. Its totient is φ = 39705172531200.

The previous prime is 85865512562873. The next prime is 85865512562959. The reversal of 85865512562884 is 48826521556858.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10593837 + ... + 16851124.

It is an arithmetic number, because the mean of its divisors is an integer number (3375071646912).

Almost surely, 2^{85865512562884} is an apocalyptic number.

It is an amenable number.

85865512562884 is a deficient number, since it is larger than the sum of its proper divisors (76137926488892).

85865512562884 is a wasteful number, since it uses less digits than its factorization.

85865512562884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27446116 (or 27446114 counting only the distinct ones).

The product of its digits is 1474560000, while the sum is 73.

The spelling of 85865512562884 in words is "eighty-five trillion, eight hundred sixty-five billion, five hundred twelve million, five hundred sixty-two thousand, eight hundred eighty-four".