54491565900 has 36 divisors (see below), whose sum is σ = 157662264872. Its totient is φ = 14531084160.

The previous prime is 54491565889. The next prime is 54491565959. The reversal of 54491565900 is 956519445.

It is a self number, because there is not a number n which added to its sum of digits gives 54491565900.

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, 90818977 + ... + 90819576.

Almost surely, 2^54491565900 is an apocalyptic number.

54491565900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

54491565900 is an abundant number, since it is smaller than the sum of its proper divisors (103170698972).

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

54491565900 is a wasteful number, since it uses less digits than its factorization.

54491565900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181638570 (or 181638563 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 54491565900 in words is "fifty-four billion, four hundred ninety-one million, five hundred sixty-five thousand, nine hundred".