55499376102912 has 800 divisors, whose sum is σ = 193945977139200. Its totient is φ = 15469988954112.

The previous prime is 55499376102893. The next prime is 55499376102917. The reversal of 55499376102912 is 21920167399455.

55499376102912 is a `hidden beast` number, since 5 + 5 + 4 + 9 + 9 + 3 + 7 + 610 + 2 + 9 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 55499376102912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55499376102917) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13344401889 + ... + 13344406047.

It is an arithmetic number, because the mean of its divisors is an integer number (242432471424).

Almost surely, 2^{55499376102912} 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 55499376102912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96972988569600).

55499376102912 is an abundant number, since it is smaller than the sum of its proper divisors (138446601036288).

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

55499376102912 is a wasteful number, since it uses less digits than its factorization.

55499376102912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5308 (or 5283 counting only the distinct ones).

The product of its (nonzero) digits is 36741600, while the sum is 63.

The spelling of 55499376102912 in words is "fifty-five trillion, four hundred ninety-nine billion, three hundred seventy-six million, one hundred two thousand, nine hundred twelve".