55615856161152 has 256 divisors, whose sum is σ = 184929575385600. Its totient is φ = 14439816265728.

The previous prime is 55615856161087. The next prime is 55615856161193. The reversal of 55615856161152 is 25116165851655.

It is a junction number, because it is equal to n+sod(n) for n = 55615856161092 and 55615856161101.

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 31 ways as a sum of consecutive naturals, for example, 19659018 + ... + 22309385.

It is an arithmetic number, because the mean of its divisors is an integer number (722381153850).

Almost surely, 2^{55615856161152} is an apocalyptic number.

It is an amenable number.

55615856161152 is an abundant number, since it is smaller than the sum of its proper divisors (129313719224448).

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

55615856161152 is a wasteful number, since it uses less digits than its factorization.

55615856161152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41968473 (or 41968461 counting only the distinct ones).

The product of its digits is 10800000, while the sum is 57.

The spelling of 55615856161152 in words is "fifty-five trillion, six hundred fifteen billion, eight hundred fifty-six million, one hundred sixty-one thousand, one hundred fifty-two".