56606503799 has 2 divisors, whose sum is σ = 56606503800. Its totient is φ = 56606503798.

The previous prime is 56606503769. The next prime is 56606503841. The reversal of 56606503799 is 99730560665.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56606503799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56606503769) 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 as a sum of consecutive naturals, namely, 28303251899 + 28303251900.

It is an arithmetic number, because the mean of its divisors is an integer number (28303251900).

Almost surely, 2^56606503799 is an apocalyptic number.

56606503799 is a deficient number, since it is larger than the sum of its proper divisors (1).

56606503799 is an equidigital number, since it uses as much as digits as its factorization.

56606503799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9185400, while the sum is 56.

The spelling of 56606503799 in words is "fifty-six billion, six hundred six million, five hundred three thousand, seven hundred ninety-nine".