5127664144331 has 2 divisors, whose sum is σ = 5127664144332. Its totient is φ = 5127664144330.

The previous prime is 5127664144297. The next prime is 5127664144373. The reversal of 5127664144331 is 1334414667215.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5127664144331 - 2²⁶ = 5127597035467 is a prime.

It is a super-2 number, since 2×5127664144331² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5127664149331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2563832072165 + 2563832072166.

It is an arithmetic number, because the mean of its divisors is an integer number (2563832072166).

Almost surely, 2^{5127664144331} is an apocalyptic number.

5127664144331 is a deficient number, since it is larger than the sum of its proper divisors (1).

5127664144331 is an equidigital number, since it uses as much as digits as its factorization.

5127664144331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 47.

The spelling of 5127664144331 in words is "five trillion, one hundred twenty-seven billion, six hundred sixty-four million, one hundred forty-four thousand, three hundred thirty-one".