55355116032 has 240 divisors, whose sum is σ = 169620340032. Its totient is φ = 17318707200.

The previous prime is 55355115967. The next prime is 55355116043. The reversal of 55355116032 is 23061155355.

55355116032 is a `hidden beast` number, since 5 + 5 + 35 + 5 + 11 + 603 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38148907 + ... + 38150357.

Almost surely, 2^55355116032 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 55355116032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84810170016).

55355116032 is an abundant number, since it is smaller than the sum of its proper divisors (114265224000).

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

55355116032 is a wasteful number, since it uses less digits than its factorization.

55355116032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979 (or 1960 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The spelling of 55355116032 in words is "fifty-five billion, three hundred fifty-five million, one hundred sixteen thousand, thirty-two".