55133111133156 has 48 divisors (see below), whose sum is σ = 147391961338496. Its totient is φ = 15712639075584.

The previous prime is 55133111133091. The next prime is 55133111133203. The reversal of 55133111133156 is 65133111133155.

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 15 ways as a sum of consecutive naturals, for example, 826599601 + ... + 826666296.

Almost surely, 2^{55133111133156} is an apocalyptic number.

It is an amenable number.

55133111133156 is an abundant number, since it is smaller than the sum of its proper divisors (92258850205340).

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

55133111133156 is a wasteful number, since it uses less digits than its factorization.

55133111133156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653266308 (or 1653266306 counting only the distinct ones).

The product of its digits is 60750, while the sum is 39.

Subtracting 55133111133156 from its reverse (65133111133155), we obtain a palindrome (9999999999999).

The spelling of 55133111133156 in words is "fifty-five trillion, one hundred thirty-three billion, one hundred eleven million, one hundred thirty-three thousand, one hundred fifty-six".