56818580073 has 16 divisors (see below), whose sum is σ = 77377731840. Its totient is φ = 37069402496.

The previous prime is 56818580041. The next prime is 56818580101. The reversal of 56818580073 is 37008581865.

It is a cyclic number.

It is not a de Polignac number, because 56818580073 - 2⁵ = 56818580041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56818579998 and 56818580025.

It is not an unprimeable number, because it can be changed into a prime (56818580573) 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, 2539411 + ... + 2561687.

It is an arithmetic number, because the mean of its divisors is an integer number (4836108240).

Almost surely, 2^56818580073 is an apocalyptic number.

It is an amenable number.

56818580073 is a deficient number, since it is larger than the sum of its proper divisors (20559151767).

56818580073 is a wasteful number, since it uses less digits than its factorization.

56818580073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40416.

The product of its (nonzero) digits is 1612800, while the sum is 51.

The spelling of 56818580073 in words is "fifty-six billion, eight hundred eighteen million, five hundred eighty thousand, seventy-three".