55333813248 has 264 divisors, whose sum is σ = 182995118592. Its totient is φ = 15775506432.

The previous prime is 55333813229. The next prime is 55333813291. The reversal of 55333813248 is 84231833355.

55333813248 is a `hidden beast` number, since 5 + 533 + 3 + 81 + 32 + 4 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57221661 + ... + 57222627.

It is an arithmetic number, because the mean of its divisors is an integer number (693163328).

Almost surely, 2^55333813248 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 55333813248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91497559296).

55333813248 is an abundant number, since it is smaller than the sum of its proper divisors (127661305344).

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

55333813248 is a wasteful number, since it uses less digits than its factorization.

55333813248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1887 (or 1866 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The spelling of 55333813248 in words is "fifty-five billion, three hundred thirty-three million, eight hundred thirteen thousand, two hundred forty-eight".