56623186955 has 8 divisors (see below), whose sum is σ = 68117272704. Its totient is φ = 45185584000.

The previous prime is 56623186909. The next prime is 56623186969. The reversal of 56623186955 is 55968132665.

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

It is not a de Polignac number, because 56623186955 - 2⁶ = 56623186891 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56623186955.

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, 14118491 + ... + 14122500.

It is an arithmetic number, because the mean of its divisors is an integer number (8514659088).

Almost surely, 2^56623186955 is an apocalyptic number.

56623186955 is a deficient number, since it is larger than the sum of its proper divisors (11494085749).

56623186955 is a wasteful number, since it uses less digits than its factorization.

56623186955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28241397.

The product of its digits is 11664000, while the sum is 56.

The spelling of 56623186955 in words is "fifty-six billion, six hundred twenty-three million, one hundred eighty-six thousand, nine hundred fifty-five".