25226260056451 has 2 divisors, whose sum is σ = 25226260056452. Its totient is φ = 25226260056450.

The previous prime is 25226260056421. The next prime is 25226260056463. The reversal of 25226260056451 is 15465006262252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25226260056451 is a prime.

It is not a weakly prime, because it can be changed into another prime (25226260056421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12613130028225 + 12613130028226.

It is an arithmetic number, because the mean of its divisors is an integer number (12613130028226).

Almost surely, 2^{25226260056451} is an apocalyptic number.

25226260056451 is a deficient number, since it is larger than the sum of its proper divisors (1).

25226260056451 is an equidigital number, since it uses as much as digits as its factorization.

25226260056451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 25226260056451 in words is "twenty-five trillion, two hundred twenty-six billion, two hundred sixty million, fifty-six thousand, four hundred fifty-one".