55110611055560 has 16 divisors (see below), whose sum is σ = 123998874875100. Its totient is φ = 22044244422208.

The previous prime is 55110611055499. The next prime is 55110611055581. The reversal of 55110611055560 is 6555011601155.

It can be written as a sum of positive squares in 2 ways, for example, as 54567857644036 + 542753411524 = 7387006^2 + 736718^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688882638155 + ... + 688882638234.

Almost surely, 2^{55110611055560} is an apocalyptic number.

It is an amenable number.

55110611055560 is an abundant number, since it is smaller than the sum of its proper divisors (68888263819540).

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

55110611055560 is a wasteful number, since it uses less digits than its factorization.

55110611055560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377765276400 (or 1377765276396 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 41.

The spelling of 55110611055560 in words is "fifty-five trillion, one hundred ten billion, six hundred eleven million, fifty-five thousand, five hundred sixty".