55933197120 has 672 divisors, whose sum is σ = 210289322880. Its totient is φ = 13598392320.

The previous prime is 55933197119. The next prime is 55933197181. The reversal of 55933197120 is 2179133955.

55933197120 is a `hidden beast` number, since 5 + 593 + 31 + 9 + 7 + 1 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 240056524 + ... + 240056756.

It is an arithmetic number, because the mean of its divisors is an integer number (312930540).

Almost surely, 2^55933197120 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 55933197120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105144661440).

55933197120 is an abundant number, since it is smaller than the sum of its proper divisors (154356125760).

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

55933197120 is a wasteful number, since it uses less digits than its factorization.

55933197120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423 (or 410 counting only the distinct ones).

The product of its (nonzero) digits is 255150, while the sum is 45.

The spelling of 55933197120 in words is "fifty-five billion, nine hundred thirty-three million, one hundred ninety-seven thousand, one hundred twenty".