56600051061 has 4 divisors (see below), whose sum is σ = 75466734752. Its totient is φ = 37733367372.

The previous prime is 56600051047. The next prime is 56600051099. The reversal of 56600051061 is 16015000665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 56600051061 - 2¹⁰ = 56600050037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56600051861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9433341841 + ... + 9433341846.

It is an arithmetic number, because the mean of its divisors is an integer number (18866683688).

Almost surely, 2^56600051061 is an apocalyptic number.

It is an amenable number.

56600051061 is a deficient number, since it is larger than the sum of its proper divisors (18866683691).

56600051061 is a wasteful number, since it uses less digits than its factorization.

56600051061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18866683690.

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 56600051061 in words is "fifty-six billion, six hundred million, fifty-one thousand, sixty-one".