55898971344 has 240 divisors, whose sum is σ = 171547502400. Its totient is φ = 17406385920.

The previous prime is 55898971343. The next prime is 55898971363. The reversal of 55898971344 is 44317989855.

55898971344 is a `hidden beast` number, since 5 + 589 + 8 + 9 + 7 + 1 + 3 + 44 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55898971343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12037087 + ... + 12041729.

It is an arithmetic number, because the mean of its divisors is an integer number (714781260).

Almost surely, 2^55898971344 is an apocalyptic number.

55898971344 is a gapful number since it is divisible by the number (54) 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 55898971344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85773751200).

55898971344 is an abundant number, since it is smaller than the sum of its proper divisors (115648531056).

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

55898971344 is a wasteful number, since it uses less digits than its factorization.

55898971344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4751 (or 4708 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 63.

The spelling of 55898971344 in words is "fifty-five billion, eight hundred ninety-eight million, nine hundred seventy-one thousand, three hundred forty-four".