56519151701 has 2 divisors, whose sum is σ = 56519151702. Its totient is φ = 56519151700.

The previous prime is 56519151679. The next prime is 56519151709. The reversal of 56519151701 is 10715191565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56382027601 + 137124100 = 237449^2 + 11710^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56519151701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56519151709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28259575850 + 28259575851.

It is an arithmetic number, because the mean of its divisors is an integer number (28259575851).

Almost surely, 2^56519151701 is an apocalyptic number.

It is an amenable number.

56519151701 is a deficient number, since it is larger than the sum of its proper divisors (1).

56519151701 is an equidigital number, since it uses as much as digits as its factorization.

56519151701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47250, while the sum is 41.

The spelling of 56519151701 in words is "fifty-six billion, five hundred nineteen million, one hundred fifty-one thousand, seven hundred one".