55656055161 has 24 divisors (see below), whose sum is σ = 91897332800. Its totient is φ = 31796305056.

The previous prime is 55656055157. The next prime is 55656055177. The reversal of 55656055161 is 16155065655.

55656055161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55656055161 - 2² = 55656055157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55656055111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189486 + ... + 383688.

Almost surely, 2^55656055161 is an apocalyptic number.

It is an amenable number.

55656055161 is a deficient number, since it is larger than the sum of its proper divisors (36241277639).

55656055161 is a wasteful number, since it uses less digits than its factorization.

55656055161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198765 (or 198762 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 45.

The spelling of 55656055161 in words is "fifty-five billion, six hundred fifty-six million, fifty-five thousand, one hundred sixty-one".