56166244955 has 8 divisors (see below), whose sum is σ = 67450600800. Its totient is φ = 44898924736.

The previous prime is 56166244913. The next prime is 56166244961. The reversal of 56166244955 is 55944266165.

It is a happy number.

56166244955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56166244955 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56166244897 and 56166244906.

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, 4251650 + ... + 4264839.

It is an arithmetic number, because the mean of its divisors is an integer number (8431325100).

Almost surely, 2^56166244955 is an apocalyptic number.

56166244955 is a deficient number, since it is larger than the sum of its proper divisors (11284355845).

56166244955 is a wasteful number, since it uses less digits than its factorization.

56166244955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8517813.

The product of its digits is 7776000, while the sum is 53.

The spelling of 56166244955 in words is "fifty-six billion, one hundred sixty-six million, two hundred forty-four thousand, nine hundred fifty-five".