54856357601632 has 48 divisors (see below), whose sum is σ = 110085969309120. Its totient is φ = 26902771016832.

The previous prime is 54856357601621. The next prime is 54856357601687. The reversal of 54856357601632 is 23610675365845.

It is a super-2 number, since 2×54856357601632² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73924878 + ... + 74663245.

It is an arithmetic number, because the mean of its divisors is an integer number (2293457693940).

Almost surely, 2^{54856357601632} is an apocalyptic number.

It is an amenable number.

54856357601632 is an abundant number, since it is smaller than the sum of its proper divisors (55229611707488).

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

54856357601632 is a wasteful number, since it uses less digits than its factorization.

54856357601632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148588355 (or 148588347 counting only the distinct ones).

The product of its (nonzero) digits is 108864000, while the sum is 61.

The spelling of 54856357601632 in words is "fifty-four trillion, eight hundred fifty-six billion, three hundred fifty-seven million, six hundred one thousand, six hundred thirty-two".