25252425307 has 2 divisors, whose sum is σ = 25252425308. Its totient is φ = 25252425306.

The previous prime is 25252425283. The next prime is 25252425329. The reversal of 25252425307 is 70352425252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25252425307 is a prime.

It is a super-2 number, since 2×25252425307² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25252425347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12626212653 + 12626212654.

It is an arithmetic number, because the mean of its divisors is an integer number (12626212654).

Almost surely, 2^25252425307 is an apocalyptic number.

25252425307 is a deficient number, since it is larger than the sum of its proper divisors (1).

25252425307 is an equidigital number, since it uses as much as digits as its factorization.

25252425307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168000, while the sum is 37.

The spelling of 25252425307 in words is "twenty-five billion, two hundred fifty-two million, four hundred twenty-five thousand, three hundred seven".