54839445120 has 128 divisors (see below), whose sum is σ = 194223096000. Its totient is φ = 14623847424.

The previous prime is 54839445113. The next prime is 54839445161. The reversal of 54839445120 is 2154493845.

54839445120 is a `hidden beast` number, since 5 + 4 + 83 + 9 + 445 + 120 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1569510 + ... + 1604069.

Almost surely, 2^54839445120 is an apocalyptic number.

It is an amenable number.

54839445120 is an abundant number, since it is smaller than the sum of its proper divisors (139383650880).

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

54839445120 is a wasteful number, since it uses less digits than its factorization.

54839445120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3173607 (or 3173589 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 54839445120 in words is "fifty-four billion, eight hundred thirty-nine million, four hundred forty-five thousand, one hundred twenty".