54428385204 has 36 divisors (see below), whose sum is σ = 137601802884. Its totient is φ = 18140297472.

The previous prime is 54428385173. The next prime is 54428385227. The reversal of 54428385204 is 40258382445.

54428385204 is a `hidden beast` number, since 5 + 4 + 42 + 83 + 8 + 520 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 41025692304 + 13402692900 = 202548^2 + 115770^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×54428385204² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54428385204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171034 + ... + 371630.

Almost surely, 2^54428385204 is an apocalyptic number.

It is an amenable number.

54428385204 is an abundant number, since it is smaller than the sum of its proper divisors (83173417680).

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

54428385204 is a wasteful number, since it uses less digits than its factorization.

54428385204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208144 (or 208139 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 45.

The spelling of 54428385204 in words is "fifty-four billion, four hundred twenty-eight million, three hundred eighty-five thousand, two hundred four".