25472970659 has 2 divisors, whose sum is σ = 25472970660. Its totient is φ = 25472970658.

The previous prime is 25472970641. The next prime is 25472970703. The reversal of 25472970659 is 95607927452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25472970659 - 2⁸ = 25472970403 is a prime.

It is not a weakly prime, because it can be changed into another prime (25472940659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12736485329 + 12736485330.

It is an arithmetic number, because the mean of its divisors is an integer number (12736485330).

Almost surely, 2^25472970659 is an apocalyptic number.

25472970659 is a deficient number, since it is larger than the sum of its proper divisors (1).

25472970659 is an equidigital number, since it uses as much as digits as its factorization.

25472970659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9525600, while the sum is 56.

The spelling of 25472970659 in words is "twenty-five billion, four hundred seventy-two million, nine hundred seventy thousand, six hundred fifty-nine".