56580464351 has 4 divisors (see below), whose sum is σ = 56815238304. Its totient is φ = 56345690400.

The previous prime is 56580464341. The next prime is 56580464383. The reversal of 56580464351 is 15346408565.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56580464351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56580464296 and 56580464305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56580464341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117386615 + ... + 117387096.

It is an arithmetic number, because the mean of its divisors is an integer number (14203809576).

Almost surely, 2^56580464351 is an apocalyptic number.

56580464351 is a deficient number, since it is larger than the sum of its proper divisors (234773953).

56580464351 is a wasteful number, since it uses less digits than its factorization.

56580464351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234773952.

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 56580464351 in words is "fifty-six billion, five hundred eighty million, four hundred sixty-four thousand, three hundred fifty-one".