25023822797 has 2 divisors, whose sum is σ = 25023822798. Its totient is φ = 25023822796.

The previous prime is 25023822749. The next prime is 25023822823. The reversal of 25023822797 is 79722832052.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14509166116 + 10514656681 = 120454^2 + 102541^2 .

It is a cyclic number.

It is not a de Polignac number, because 25023822797 - 2³⁴ = 7843953613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25023822997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12511911398 + 12511911399.

It is an arithmetic number, because the mean of its divisors is an integer number (12511911399).

Almost surely, 2^25023822797 is an apocalyptic number.

It is an amenable number.

25023822797 is a deficient number, since it is larger than the sum of its proper divisors (1).

25023822797 is an equidigital number, since it uses as much as digits as its factorization.

25023822797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 25023822797 in words is "twenty-five billion, twenty-three million, eight hundred twenty-two thousand, seven hundred ninety-seven".