55105116115156 has 12 divisors (see below), whose sum is σ = 99759261932820. Its totient is φ = 26602469848640.

The previous prime is 55105116115151. The next prime is 55105116115157. The reversal of 55105116115156 is 65151161150155.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 35413567864900 + 19691548250256 = 5950930^2 + 4437516^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55105116115151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237522052105 + ... + 237522052336.

It is an arithmetic number, because the mean of its divisors is an integer number (8313271827735).

Almost surely, 2^{55105116115156} is an apocalyptic number.

It is an amenable number.

55105116115156 is a deficient number, since it is larger than the sum of its proper divisors (44654145817664).

55105116115156 is a wasteful number, since it uses less digits than its factorization.

55105116115156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475044104474 (or 475044104472 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 43.

The spelling of 55105116115156 in words is "fifty-five trillion, one hundred five billion, one hundred sixteen million, one hundred fifteen thousand, one hundred fifty-six".