56558462081 has 8 divisors (see below), whose sum is σ = 61735238400. Its totient is φ = 51387535440.

The previous prime is 56558462063. The next prime is 56558462101. The reversal of 56558462081 is 18026485565.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56558462081 is a prime.

It is a super-2 number, since 2×56558462081² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56558462281) 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, 1442186 + ... + 1480883.

It is an arithmetic number, because the mean of its divisors is an integer number (7716904800).

Almost surely, 2^56558462081 is an apocalyptic number.

It is an amenable number.

56558462081 is a deficient number, since it is larger than the sum of its proper divisors (5176776319).

56558462081 is a wasteful number, since it uses less digits than its factorization.

56558462081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2924839.

The product of its (nonzero) digits is 2304000, while the sum is 50.

The spelling of 56558462081 in words is "fifty-six billion, five hundred fifty-eight million, four hundred sixty-two thousand, eighty-one".