54921573464 has 16 divisors (see below), whose sum is σ = 109035477000. Its totient is φ = 25845446272.

The previous prime is 54921573449. The next prime is 54921573503. The reversal of 54921573464 is 46437512945.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201917414 + ... + 201917685.

Almost surely, 2^54921573464 is an apocalyptic number.

It is an amenable number.

54921573464 is a deficient number, since it is larger than the sum of its proper divisors (54113903536).

54921573464 is a wasteful number, since it uses less digits than its factorization.

54921573464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403835122 (or 403835118 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 50.

The spelling of 54921573464 in words is "fifty-four billion, nine hundred twenty-one million, five hundred seventy-three thousand, four hundred sixty-four".