64504542524 has 12 divisors (see below), whose sum is σ = 112889456904. Its totient is φ = 32250411984.

The previous prime is 64504542469. The next prime is 64504542539. The reversal of 64504542524 is 42524540546.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385247 + ... + 526710.

It is an arithmetic number, because the mean of its divisors is an integer number (9407454742).

Almost surely, 2^64504542524 is an apocalyptic number.

It is an amenable number.

64504542524 is a deficient number, since it is larger than the sum of its proper divisors (48384914380).

64504542524 is a wasteful number, since it uses less digits than its factorization.

64504542524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929644 (or 929642 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

The spelling of 64504542524 in words is "sixty-four billion, five hundred four million, five hundred forty-two thousand, five hundred twenty-four".