55116001515112 has 32 divisors (see below), whose sum is σ = 103881070025280. Its totient is φ = 27414391403520.

The previous prime is 55116001515059. The next prime is 55116001515131. The reversal of 55116001515112 is 21151510061155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52705443 + ... + 53741005.

It is an arithmetic number, because the mean of its divisors is an integer number (3246283438290).

Almost surely, 2^{55116001515112} is an apocalyptic number.

It is an amenable number.

55116001515112 is a deficient number, since it is larger than the sum of its proper divisors (48765068510168).

55116001515112 is a wasteful number, since it uses less digits than its factorization.

55116001515112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070233 (or 1070229 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 34.

Adding to 55116001515112 its reverse (21151510061155), we get a palindrome (76267511576267).

The spelling of 55116001515112 in words is "fifty-five trillion, one hundred sixteen billion, one million, five hundred fifteen thousand, one hundred twelve".