56606111022561 has 8 divisors (see below), whose sum is σ = 75623095277760. Its totient is φ = 37663267057872.

The previous prime is 56606111022547. The next prime is 56606111022589. The reversal of 56606111022561 is 16522011160665.

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

It is a de Polignac number, because none of the positive numbers 2^k-56606111022561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56606111022521) 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, 18535070845 + ... + 18535073898.

It is an arithmetic number, because the mean of its divisors is an integer number (9452886909720).

Almost surely, 2^{56606111022561} is an apocalyptic number.

It is an amenable number.

56606111022561 is a deficient number, since it is larger than the sum of its proper divisors (19016984255199).

56606111022561 is a wasteful number, since it uses less digits than its factorization.

56606111022561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37070145255.

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 56606111022561 in words is "fifty-six trillion, six hundred six billion, one hundred eleven million, twenty-two thousand, five hundred sixty-one".