25245503351 has 2 divisors, whose sum is σ = 25245503352. Its totient is φ = 25245503350.

The previous prime is 25245503321. The next prime is 25245503359. The reversal of 25245503351 is 15330554252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25245503351 - 2⁶ = 25245503287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25245503359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12622751675 + 12622751676.

It is an arithmetic number, because the mean of its divisors is an integer number (12622751676).

Almost surely, 2^25245503351 is an apocalyptic number.

25245503351 is a deficient number, since it is larger than the sum of its proper divisors (1).

25245503351 is an equidigital number, since it uses as much as digits as its factorization.

25245503351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 25245503351 in words is "twenty-five billion, two hundred forty-five million, five hundred three thousand, three hundred fifty-one".