25371479233 has 2 divisors, whose sum is σ = 25371479234. Its totient is φ = 25371479232.

The previous prime is 25371479227. The next prime is 25371479249. The reversal of 25371479233 is 33297417352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23455841409 + 1915637824 = 153153^2 + 43768^2 .

It is a cyclic number.

It is not a de Polignac number, because 25371479233 - 2³³ = 16781544641 is a prime.

It is not a weakly prime, because it can be changed into another prime (25371479033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12685739616 + 12685739617.

It is an arithmetic number, because the mean of its divisors is an integer number (12685739617).

Almost surely, 2^25371479233 is an apocalyptic number.

It is an amenable number.

25371479233 is a deficient number, since it is larger than the sum of its proper divisors (1).

25371479233 is an equidigital number, since it uses as much as digits as its factorization.

25371479233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560, while the sum is 46.

The spelling of 25371479233 in words is "twenty-five billion, three hundred seventy-one million, four hundred seventy-nine thousand, two hundred thirty-three".