56673389451 has 8 divisors (see below), whose sum is σ = 86359450624. Its totient is φ = 32384793960.

The previous prime is 56673389441. The next prime is 56673389489. The reversal of 56673389451 is 15498337665.

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

It is not a de Polignac number, because 56673389451 - 2⁵ = 56673389419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56673389391 and 56673389400.

It is not an unprimeable number, because it can be changed into a prime (56673389441) 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, 1349366395 + ... + 1349366436.

It is an arithmetic number, because the mean of its divisors is an integer number (10794931328).

Almost surely, 2^56673389451 is an apocalyptic number.

56673389451 is a deficient number, since it is larger than the sum of its proper divisors (29686061173).

56673389451 is a wasteful number, since it uses less digits than its factorization.

56673389451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698732841.

The product of its digits is 16329600, while the sum is 57.

The spelling of 56673389451 in words is "fifty-six billion, six hundred seventy-three million, three hundred eighty-nine thousand, four hundred fifty-one".