54815580204 has 72 divisors (see below), whose sum is σ = 160671592704. Its totient is φ = 14237810400.

The previous prime is 54815580109. The next prime is 54815580221. The reversal of 54815580204 is 40208551845.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2686392 + ... + 2706719.

Almost surely, 2^54815580204 is an apocalyptic number.

It is an amenable number.

54815580204 is an abundant number, since it is smaller than the sum of its proper divisors (105856012500).

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

54815580204 is a wasteful number, since it uses less digits than its factorization.

54815580204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5393147 (or 5393134 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 42.

The spelling of 54815580204 in words is "fifty-four billion, eight hundred fifteen million, five hundred eighty thousand, two hundred four".