56131406614523 has 2 divisors, whose sum is σ = 56131406614524. Its totient is φ = 56131406614522.

The previous prime is 56131406614489. The next prime is 56131406614531. The reversal of 56131406614523 is 32541660413165.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56131406614523 - 2¹⁸ = 56131406352379 is a prime.

It is not a weakly prime, because it can be changed into another prime (56131406614573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28065703307261 + 28065703307262.

It is an arithmetic number, because the mean of its divisors is an integer number (28065703307262).

Almost surely, 2^{56131406614523} is an apocalyptic number.

56131406614523 is a deficient number, since it is larger than the sum of its proper divisors (1).

56131406614523 is an equidigital number, since it uses as much as digits as its factorization.

56131406614523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 56131406614523 in words is "fifty-six trillion, one hundred thirty-one billion, four hundred six million, six hundred fourteen thousand, five hundred twenty-three".