56606328251 has 16 divisors (see below), whose sum is σ = 62126023680. Its totient is φ = 51149634720.

The previous prime is 56606328239. The next prime is 56606328283. The reversal of 56606328251 is 15282360665.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56606328251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56606328451) 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, 1584140 + ... + 1619478.

It is an arithmetic number, because the mean of its divisors is an integer number (3882876480).

Almost surely, 2^56606328251 is an apocalyptic number.

56606328251 is a deficient number, since it is larger than the sum of its proper divisors (5519695429).

56606328251 is a wasteful number, since it uses less digits than its factorization.

56606328251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36226.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 56606328251 in words is "fifty-six billion, six hundred six million, three hundred twenty-eight thousand, two hundred fifty-one".