56697227149327 has 2 divisors, whose sum is σ = 56697227149328. Its totient is φ = 56697227149326.

The previous prime is 56697227149247. The next prime is 56697227149357. The reversal of 56697227149327 is 72394172279665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56697227149327 - 2³⁵ = 56662867410959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56697227149357) 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, 28348613574663 + 28348613574664.

It is an arithmetic number, because the mean of its divisors is an integer number (28348613574664).

Almost surely, 2^{56697227149327} is an apocalyptic number.

56697227149327 is a deficient number, since it is larger than the sum of its proper divisors (1).

56697227149327 is an equidigital number, since it uses as much as digits as its factorization.

56697227149327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 480090240, while the sum is 70.

The spelling of 56697227149327 in words is "fifty-six trillion, six hundred ninety-seven billion, two hundred twenty-seven million, one hundred forty-nine thousand, three hundred twenty-seven".