55916166201 has 24 divisors (see below), whose sum is σ = 86737903200. Its totient is φ = 31948120512.

The previous prime is 55916166191. The next prime is 55916166209. The reversal of 55916166201 is 10266161955.

It is not a de Polignac number, because 55916166201 - 2⁷ = 55916166073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55916166209) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1490725 + ... + 1527773.

It is an arithmetic number, because the mean of its divisors is an integer number (3614079300).

Almost surely, 2^55916166201 is an apocalyptic number.

It is an amenable number.

55916166201 is a deficient number, since it is larger than the sum of its proper divisors (30821736999).

55916166201 is a wasteful number, since it uses less digits than its factorization.

55916166201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47333 (or 47326 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 42.

The spelling of 55916166201 in words is "fifty-five billion, nine hundred sixteen million, one hundred sixty-six thousand, two hundred one".