54551982408 has 256 divisors, whose sum is σ = 176520314880. Its totient is φ = 13633920000.

The previous prime is 54551982349. The next prime is 54551982413. The reversal of 54551982408 is 80428915545.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10366498 + ... + 10371758.

It is an arithmetic number, because the mean of its divisors is an integer number (689532480).

Almost surely, 2^54551982408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54551982408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88260157440).

54551982408 is an abundant number, since it is smaller than the sum of its proper divisors (121968332472).

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

54551982408 is a wasteful number, since it uses less digits than its factorization.

54551982408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5500 (or 5496 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 51.

The spelling of 54551982408 in words is "fifty-four billion, five hundred fifty-one million, nine hundred eighty-two thousand, four hundred eight".