25493315707 has 2 divisors, whose sum is σ = 25493315708. Its totient is φ = 25493315706.

The previous prime is 25493315633. The next prime is 25493315761. The reversal of 25493315707 is 70751339452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25493315707 - 2¹⁹ = 25492791419 is a prime.

It is not a weakly prime, because it can be changed into another prime (25493318707) 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, 12746657853 + 12746657854.

It is an arithmetic number, because the mean of its divisors is an integer number (12746657854).

Almost surely, 2^25493315707 is an apocalyptic number.

25493315707 is a deficient number, since it is larger than the sum of its proper divisors (1).

25493315707 is an equidigital number, since it uses as much as digits as its factorization.

25493315707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 793800, while the sum is 46.

The spelling of 25493315707 in words is "twenty-five billion, four hundred ninety-three million, three hundred fifteen thousand, seven hundred seven".