25023395057 has 2 divisors, whose sum is σ = 25023395058. Its totient is φ = 25023395056.

The previous prime is 25023395027. The next prime is 25023395093. The reversal of 25023395057 is 75059332052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15039588496 + 9983806561 = 122636^2 + 99919^2 .

It is a cyclic number.

It is not a de Polignac number, because 25023395057 - 2¹² = 25023390961 is a prime.

It is not a weakly prime, because it can be changed into another prime (25023395027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12511697528 + 12511697529.

It is an arithmetic number, because the mean of its divisors is an integer number (12511697529).

Almost surely, 2^25023395057 is an apocalyptic number.

It is an amenable number.

25023395057 is a deficient number, since it is larger than the sum of its proper divisors (1).

25023395057 is an equidigital number, since it uses as much as digits as its factorization.

25023395057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 283500, while the sum is 41.

The spelling of 25023395057 in words is "twenty-five billion, twenty-three million, three hundred ninety-five thousand, fifty-seven".