25846248427 has 2 divisors, whose sum is σ = 25846248428. Its totient is φ = 25846248426.

The previous prime is 25846248403. The next prime is 25846248437. The reversal of 25846248427 is 72484264852.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25846248427 - 2¹¹ = 25846246379 is a prime.

It is not a weakly prime, because it can be changed into another prime (25846248437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12923124213 + 12923124214.

It is an arithmetic number, because the mean of its divisors is an integer number (12923124214).

Almost surely, 2^25846248427 is an apocalyptic number.

25846248427 is a deficient number, since it is larger than the sum of its proper divisors (1).

25846248427 is an equidigital number, since it uses as much as digits as its factorization.

25846248427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6881280, while the sum is 52.

The spelling of 25846248427 in words is "twenty-five billion, eight hundred forty-six million, two hundred forty-eight thousand, four hundred twenty-seven".