465171252232457 has 2 divisors, whose sum is σ = 465171252232458. Its totient is φ = 465171252232456.

The previous prime is 465171252232403. The next prime is 465171252232481. The reversal of 465171252232457 is 754232252171564.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244379558430736 + 220791693801721 = 15632644^2 + 14859061^2 .

It is a cyclic number.

It is not a de Polignac number, because 465171252232457 - 2²⁸ = 465170983797001 is a prime.

It is not a weakly prime, because it can be changed into another prime (465171252231457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232585626116228 + 232585626116229.

It is an arithmetic number, because the mean of its divisors is an integer number (232585626116229).

Almost surely, 2^{465171252232457} is an apocalyptic number.

It is an amenable number.

465171252232457 is a deficient number, since it is larger than the sum of its proper divisors (1).

465171252232457 is an equidigital number, since it uses as much as digits as its factorization.

465171252232457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224000, while the sum is 56.

The spelling of 465171252232457 in words is "four hundred sixty-five trillion, one hundred seventy-one billion, two hundred fifty-two million, two hundred thirty-two thousand, four hundred fifty-seven".