25042106559413 has 2 divisors, whose sum is σ = 25042106559414. Its totient is φ = 25042106559412.

The previous prime is 25042106559329. The next prime is 25042106559433. The reversal of 25042106559413 is 31495560124052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14686852869649 + 10355253689764 = 3832343^2 + 3217958^2 .

It is a cyclic number.

It is not a de Polignac number, because 25042106559413 - 2²⁴ = 25042089782197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25042106559433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12521053279706 + 12521053279707.

It is an arithmetic number, because the mean of its divisors is an integer number (12521053279707).

Almost surely, 2^{25042106559413} is an apocalyptic number.

It is an amenable number.

25042106559413 is a deficient number, since it is larger than the sum of its proper divisors (1).

25042106559413 is an equidigital number, since it uses as much as digits as its factorization.

25042106559413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 25042106559413 in words is "twenty-five trillion, forty-two billion, one hundred six million, five hundred fifty-nine thousand, four hundred thirteen".