64522476585864 has 64 divisors (see below), whose sum is σ = 195522656328000. Its totient is φ = 19552265631360.

The previous prime is 64522476585859. The next prime is 64522476585881. The reversal of 64522476585864 is 46858567422546.

64522476585864 is a `hidden beast` number, since 6 + 4 + 5 + 22 + 476 + 58 + 5 + 86 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 64522476585792 and 64522476585801.

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, 13577959869 + ... + 13577964620.

It is an arithmetic number, because the mean of its divisors is an integer number (3055041505125).

Almost surely, 2^{64522476585864} is an apocalyptic number.

It is an amenable number.

64522476585864 is an abundant number, since it is smaller than the sum of its proper divisors (131000179742136).

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

64522476585864 is a wasteful number, since it uses less digits than its factorization.

64522476585864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27155924515 (or 27155924505 counting only the distinct ones).

The product of its digits is 3096576000, while the sum is 72.

The spelling of 64522476585864 in words is "sixty-four trillion, five hundred twenty-two billion, four hundred seventy-six million, five hundred eighty-five thousand, eight hundred sixty-four".