56672505206553 has 16 divisors (see below), whose sum is σ = 77342128872320. Its totient is φ = 36902325492864.

The previous prime is 56672505206507. The next prime is 56672505206557. The reversal of 56672505206553 is 35560250527665.

It is not a de Polignac number, because 56672505206553 - 2¹⁸ = 56672504944409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56672505206493 and 56672505206502.

It is not an unprimeable number, because it can be changed into a prime (56672505206557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1256184058 + ... + 1256229171.

It is an arithmetic number, because the mean of its divisors is an integer number (4833883054520).

Almost surely, 2^{56672505206553} is an apocalyptic number.

It is an amenable number.

56672505206553 is a deficient number, since it is larger than the sum of its proper divisors (20669623665767).

56672505206553 is a wasteful number, since it uses less digits than its factorization.

56672505206553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512413408.

The product of its (nonzero) digits is 56700000, while the sum is 57.

The spelling of 56672505206553 in words is "fifty-six trillion, six hundred seventy-two billion, five hundred five million, two hundred six thousand, five hundred fifty-three".