56567972623 has 8 divisors (see below), whose sum is σ = 60554476800. Its totient is φ = 52682392728.

The previous prime is 56567972581. The next prime is 56567972647. The reversal of 56567972623 is 32627976565.

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

It is a de Polignac number, because none of the positive numbers 2^k-56567972623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56567972653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25229911 + ... + 25232152.

It is an arithmetic number, because the mean of its divisors is an integer number (7569309600).

Almost surely, 2^56567972623 is an apocalyptic number.

56567972623 is a deficient number, since it is larger than the sum of its proper divisors (3986504177).

56567972623 is a wasteful number, since it uses less digits than its factorization.

56567972623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50462141.

The product of its digits is 28576800, while the sum is 58.

The spelling of 56567972623 in words is "fifty-six billion, five hundred sixty-seven million, nine hundred seventy-two thousand, six hundred twenty-three".