56623455626 has 4 divisors (see below), whose sum is σ = 84935183442. Its totient is φ = 28311727812.

The previous prime is 56623455593. The next prime is 56623455683. The reversal of 56623455626 is 62655432665.

56623455626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 56027363401 + 596092225 = 236701^2 + 24415^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14155863905 + ... + 14155863908.

Almost surely, 2^56623455626 is an apocalyptic number.

56623455626 is a deficient number, since it is larger than the sum of its proper divisors (28311727816).

56623455626 is a wasteful number, since it uses less digits than its factorization.

56623455626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28311727815.

The product of its digits is 7776000, while the sum is 50.

The spelling of 56623455626 in words is "fifty-six billion, six hundred twenty-three million, four hundred fifty-five thousand, six hundred twenty-six".