55111055551060 has 12 divisors (see below), whose sum is σ = 115733216657268. Its totient is φ = 22044422220416.

The previous prime is 55111055551049. The next prime is 55111055551117. The reversal of 55111055551060 is 6015555011155.

It is a happy number.

55111055551060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 26313965721796 + 28797089829264 = 5129714^2 + 5366292^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1377776388757 + ... + 1377776388796.

It is an arithmetic number, because the mean of its divisors is an integer number (9644434721439).

Almost surely, 2^{55111055551060} is an apocalyptic number.

It is an amenable number.

55111055551060 is an abundant number, since it is smaller than the sum of its proper divisors (60622161106208).

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

55111055551060 is a wasteful number, since it uses less digits than its factorization.

55111055551060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755552777562 (or 2755552777560 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 40.

The spelling of 55111055551060 in words is "fifty-five trillion, one hundred eleven billion, fifty-five million, five hundred fifty-one thousand, sixty".