55492794720000 has 2160 divisors, whose sum is σ = 224846720017920. Its totient is φ = 13043097600000.

The previous prime is 55492794719977. The next prime is 55492794720031. The reversal of 55492794720000 is 2749729455.

55492794720000 is a `hidden beast` number, since 5 + 549 + 2 + 7 + 94 + 7 + 2 + 0 + 0 + 0 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 97526879716 + ... + 97526880284.

It is an arithmetic number, because the mean of its divisors is an integer number (104095703712).

Almost surely, 2^{55492794720000} is an apocalyptic number.

55492794720000 is a gapful number since it is divisible by the number (50) 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 55492794720000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112423360008960).

55492794720000 is an abundant number, since it is smaller than the sum of its proper divisors (169353925297920).

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

55492794720000 is a wasteful number, since it uses less digits than its factorization.

55492794720000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800 (or 768 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 55492794720000 in words is "fifty-five trillion, four hundred ninety-two billion, seven hundred ninety-four million, seven hundred twenty thousand".