54188597632 has 64 divisors (see below), whose sum is σ = 121312769760. Its totient is φ = 23922708480.

The previous prime is 54188597581. The next prime is 54188597651. The reversal of 54188597632 is 23679588145.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×54188597632² (a number of 22 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, 669669 + ... + 746212.

Almost surely, 2^54188597632 is an apocalyptic number.

54188597632 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

54188597632 is an abundant number, since it is smaller than the sum of its proper divisors (67124172128).

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

54188597632 is a wasteful number, since it uses less digits than its factorization.

54188597632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415931 (or 1415919 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 58.

The spelling of 54188597632 in words is "fifty-four billion, one hundred eighty-eight million, five hundred ninety-seven thousand, six hundred thirty-two".