25740203445433 has 2 divisors, whose sum is σ = 25740203445434. Its totient is φ = 25740203445432.

The previous prime is 25740203445427. The next prime is 25740203445503. The reversal of 25740203445433 is 33454430204752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25017172948089 + 723030497344 = 5001717^2 + 850312^2 .

It is a cyclic number.

It is not a de Polignac number, because 25740203445433 - 2⁵ = 25740203445401 is a prime.

It is not a weakly prime, because it can be changed into another prime (25740203445133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12870101722716 + 12870101722717.

It is an arithmetic number, because the mean of its divisors is an integer number (12870101722717).

Almost surely, 2^{25740203445433} is an apocalyptic number.

It is an amenable number.

25740203445433 is a deficient number, since it is larger than the sum of its proper divisors (1).

25740203445433 is an equidigital number, since it uses as much as digits as its factorization.

25740203445433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4838400, while the sum is 46.

The spelling of 25740203445433 in words is "twenty-five trillion, seven hundred forty billion, two hundred three million, four hundred forty-five thousand, four hundred thirty-three".