25252146659 has 2 divisors, whose sum is σ = 25252146660. Its totient is φ = 25252146658.

The previous prime is 25252146587. The next prime is 25252146677. The reversal of 25252146659 is 95664125252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25252146659 is a prime.

It is not a weakly prime, because it can be changed into another prime (25252142659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12626073329 + 12626073330.

It is an arithmetic number, because the mean of its divisors is an integer number (12626073330).

Almost surely, 2^25252146659 is an apocalyptic number.

25252146659 is a deficient number, since it is larger than the sum of its proper divisors (1).

25252146659 is an equidigital number, since it uses as much as digits as its factorization.

25252146659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296000, while the sum is 47.

The spelling of 25252146659 in words is "twenty-five billion, two hundred fifty-two million, one hundred forty-six thousand, six hundred fifty-nine".