54420824664 has 24 divisors (see below), whose sum is σ = 147389733660. Its totient is φ = 18140274864.

The previous prime is 54420824641. The next prime is 54420824671. The reversal of 54420824664 is 46642802445.

54420824664 is a `hidden beast` number, since 54 + 420 + 82 + 46 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 377922322 + ... + 377922465.

Almost surely, 2^54420824664 is an apocalyptic number.

It is an amenable number.

54420824664 is an abundant number, since it is smaller than the sum of its proper divisors (92968908996).

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

54420824664 is a wasteful number, since it uses less digits than its factorization.

54420824664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755844799 (or 755844792 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 45.

The spelling of 54420824664 in words is "fifty-four billion, four hundred twenty million, eight hundred twenty-four thousand, six hundred sixty-four".