25741056427 has 2 divisors, whose sum is σ = 25741056428. Its totient is φ = 25741056426.

The previous prime is 25741056409. The next prime is 25741056433. The reversal of 25741056427 is 72465014752.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25741056427 is a prime.

It is not a weakly prime, because it can be changed into another prime (25741056457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12870528213 + 12870528214.

It is an arithmetic number, because the mean of its divisors is an integer number (12870528214).

Almost surely, 2^25741056427 is an apocalyptic number.

25741056427 is a deficient number, since it is larger than the sum of its proper divisors (1).

25741056427 is an equidigital number, since it uses as much as digits as its factorization.

25741056427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 470400, while the sum is 43.

The spelling of 25741056427 in words is "twenty-five billion, seven hundred forty-one million, fifty-six thousand, four hundred twenty-seven".