25741056433 has 2 divisors, whose sum is σ = 25741056434. Its totient is φ = 25741056432.

The previous prime is 25741056427. The next prime is 25741056443. The reversal of 25741056433 is 33465014752.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13257910449 + 12483145984 = 115143^2 + 111728^2 .

It is a cyclic number.

It is not a de Polignac number, because 25741056433 - 2²⁹ = 25204185521 is a prime.

It is not a weakly prime, because it can be changed into another prime (25741056443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12870528216 + 12870528217.

It is an arithmetic number, because the mean of its divisors is an integer number (12870528217).

Almost surely, 2^25741056433 is an apocalyptic number.

It is an amenable number.

25741056433 is a deficient number, since it is larger than the sum of its proper divisors (1).

25741056433 is an equidigital number, since it uses as much as digits as its factorization.

25741056433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 25741056433 in words is "twenty-five billion, seven hundred forty-one million, fifty-six thousand, four hundred thirty-three".