85484422564 has 24 divisors (see below), whose sum is σ = 150771874176. Its totient is φ = 42406884000.

The previous prime is 85484422553. The next prime is 85484422609. The reversal of 85484422564 is 46522448458.

It is a super-2 number, since 2×85484422564² (a number of 23 digits) contains 22 as substring.

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, 2909829 + ... + 2939059.

It is an arithmetic number, because the mean of its divisors is an integer number (6282161424).

Almost surely, 2^85484422564 is an apocalyptic number.

It is an amenable number.

85484422564 is a deficient number, since it is larger than the sum of its proper divisors (65287451612).

85484422564 is a wasteful number, since it uses less digits than its factorization.

85484422564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34947 (or 34945 counting only the distinct ones).

The product of its digits is 9830400, while the sum is 52.

The spelling of 85484422564 in words is "eighty-five billion, four hundred eighty-four million, four hundred twenty-two thousand, five hundred sixty-four".