25290796313 has 2 divisors, whose sum is σ = 25290796314. Its totient is φ = 25290796312.

The previous prime is 25290796301. The next prime is 25290796367. The reversal of 25290796313 is 31369709252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25283544064 + 7252249 = 159008^2 + 2693^2 .

It is a cyclic number.

It is not a de Polignac number, because 25290796313 - 2⁸ = 25290796057 is a prime.

It is not a weakly prime, because it can be changed into another prime (25290796213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12645398156 + 12645398157.

It is an arithmetic number, because the mean of its divisors is an integer number (12645398157).

Almost surely, 2^25290796313 is an apocalyptic number.

It is an amenable number.

25290796313 is a deficient number, since it is larger than the sum of its proper divisors (1).

25290796313 is an equidigital number, since it uses as much as digits as its factorization.

25290796313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 612360, while the sum is 47.

The spelling of 25290796313 in words is "twenty-five billion, two hundred ninety million, seven hundred ninety-six thousand, three hundred thirteen".