64504548054 has 24 divisors (see below), whose sum is σ = 139885920720. Its totient is φ = 21482121168.

The previous prime is 64504548037. The next prime is 64504548091. The reversal of 64504548054 is 45084540546.

It is a happy number.

64504548054 is a `hidden beast` number, since 6 + 4 + 50 + 4 + 548 + 0 + 54 = 666.

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 11 ways as a sum of consecutive naturals, for example, 1595722 + ... + 1635645.

It is an arithmetic number, because the mean of its divisors is an integer number (5828580030).

Almost surely, 2^64504548054 is an apocalyptic number.

64504548054 is an abundant number, since it is smaller than the sum of its proper divisors (75381372666).

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

64504548054 is a wasteful number, since it uses less digits than its factorization.

64504548054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3232484 (or 3232481 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 45.

The spelling of 64504548054 in words is "sixty-four billion, five hundred four million, five hundred forty-eight thousand, fifty-four".