625026163616131 has 2 divisors, whose sum is σ = 625026163616132. Its totient is φ = 625026163616130.

The previous prime is 625026163616059. The next prime is 625026163616201. The reversal of 625026163616131 is 131616361620526.

625026163616131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 625026163616131 - 2²⁷ = 625026029398403 is a prime.

It is a super-2 number, since 2×625026163616131² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (625026163614131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312513081808065 + 312513081808066.

It is an arithmetic number, because the mean of its divisors is an integer number (312513081808066).

Almost surely, 2^{625026163616131} is an apocalyptic number.

625026163616131 is a deficient number, since it is larger than the sum of its proper divisors (1).

625026163616131 is an equidigital number, since it uses as much as digits as its factorization.

625026163616131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1399680, while the sum is 49.

The spelling of 625026163616131 in words is "six hundred twenty-five trillion, twenty-six billion, one hundred sixty-three million, six hundred sixteen thousand, one hundred thirty-one".