71625713227 has 2 divisors, whose sum is σ = 71625713228. Its totient is φ = 71625713226.

The previous prime is 71625713183. The next prime is 71625713231. The reversal of 71625713227 is 72231752617.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71625713227 - 2²³ = 71617324619 is a prime.

It is not a weakly prime, because it can be changed into another prime (71625713287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35812856613 + 35812856614.

It is an arithmetic number, because the mean of its divisors is an integer number (35812856614).

Almost surely, 2^71625713227 is an apocalyptic number.

71625713227 is a deficient number, since it is larger than the sum of its proper divisors (1).

71625713227 is an equidigital number, since it uses as much as digits as its factorization.

71625713227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 246960, while the sum is 43.

The spelling of 71625713227 in words is "seventy-one billion, six hundred twenty-five million, seven hundred thirteen thousand, two hundred twenty-seven".