64315311524 has 24 divisors (see below), whose sum is σ = 118520939040. Its totient is φ = 30453482304.

The previous prime is 64315311497. The next prime is 64315311559. The reversal of 64315311524 is 42511351346.

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, 39407 + ... + 360809.

It is an arithmetic number, because the mean of its divisors is an integer number (4938372460).

Almost surely, 2^64315311524 is an apocalyptic number.

It is an amenable number.

64315311524 is a deficient number, since it is larger than the sum of its proper divisors (54205627516).

64315311524 is a wasteful number, since it uses less digits than its factorization.

64315311524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324059 (or 324057 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The spelling of 64315311524 in words is "sixty-four billion, three hundred fifteen million, three hundred eleven thousand, five hundred twenty-four".