25822235227 has 2 divisors, whose sum is σ = 25822235228. Its totient is φ = 25822235226.

The previous prime is 25822235203. The next prime is 25822235233. The reversal of 25822235227 is 72253222852.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25822235227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25822235227.

It is not a weakly prime, because it can be changed into another prime (25822535227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12911117613 + 12911117614.

It is an arithmetic number, because the mean of its divisors is an integer number (12911117614).

Almost surely, 2^25822235227 is an apocalyptic number.

25822235227 is a deficient number, since it is larger than the sum of its proper divisors (1).

25822235227 is an equidigital number, since it uses as much as digits as its factorization.

25822235227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 40.

The spelling of 25822235227 in words is "twenty-five billion, eight hundred twenty-two million, two hundred thirty-five thousand, two hundred twenty-seven".