54555500400 has 240 divisors, whose sum is σ = 177869937024. Its totient is φ = 14290467840.

The previous prime is 54555500387. The next prime is 54555500423. The reversal of 54555500400 is 400555545.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37546074 + ... + 37547526.

Almost surely, 2^54555500400 is an apocalyptic number.

54555500400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54555500400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88934968512).

54555500400 is an abundant number, since it is smaller than the sum of its proper divisors (123314436624).

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

54555500400 is a wasteful number, since it uses less digits than its factorization.

54555500400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008 (or 1997 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 33.

The spelling of 54555500400 in words is "fifty-four billion, five hundred fifty-five million, five hundred thousand, four hundred".