25227368951 has 2 divisors, whose sum is σ = 25227368952. Its totient is φ = 25227368950.

The previous prime is 25227368941. The next prime is 25227368983. The reversal of 25227368951 is 15986372252.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25227368951 - 2²⁶ = 25160260087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25227368951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25227368941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12613684475 + 12613684476.

It is an arithmetic number, because the mean of its divisors is an integer number (12613684476).

Almost surely, 2^25227368951 is an apocalyptic number.

25227368951 is a deficient number, since it is larger than the sum of its proper divisors (1).

25227368951 is an equidigital number, since it uses as much as digits as its factorization.

25227368951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 50.

The spelling of 25227368951 in words is "twenty-five billion, two hundred twenty-seven million, three hundred sixty-eight thousand, nine hundred fifty-one".