56580318345 has 32 divisors (see below), whose sum is σ = 91492015104. Its totient is φ = 29856600000.

The previous prime is 56580318331. The next prime is 56580318397. The reversal of 56580318345 is 54381308565.

It is not a de Polignac number, because 56580318345 - 2¹³ = 56580310153 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56580318294 and 56580318303.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 518754 + ... + 618276.

It is an arithmetic number, because the mean of its divisors is an integer number (2859125472).

Almost surely, 2^56580318345 is an apocalyptic number.

It is an amenable number.

56580318345 is a deficient number, since it is larger than the sum of its proper divisors (34911696759).

56580318345 is a wasteful number, since it uses less digits than its factorization.

56580318345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99933.

The product of its (nonzero) digits is 1728000, while the sum is 48.

The spelling of 56580318345 in words is "fifty-six billion, five hundred eighty million, three hundred eighteen thousand, three hundred forty-five".