25352443134533 has 2 divisors, whose sum is σ = 25352443134534. Its totient is φ = 25352443134532.

The previous prime is 25352443134523. The next prime is 25352443134541. The reversal of 25352443134533 is 33543134425352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15062603437249 + 10289839697284 = 3881057^2 + 3207778^2 .

It is a cyclic number.

It is not a de Polignac number, because 25352443134533 - 2²⁴ = 25352426357317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25352443134503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12676221567266 + 12676221567267.

It is an arithmetic number, because the mean of its divisors is an integer number (12676221567267).

Almost surely, 2^{25352443134533} is an apocalyptic number.

It is an amenable number.

25352443134533 is a deficient number, since it is larger than the sum of its proper divisors (1).

25352443134533 is an equidigital number, since it uses as much as digits as its factorization.

25352443134533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776000, while the sum is 47.

Adding to 25352443134533 its reverse (33543134425352), we get a palindrome (58895577559885).

The spelling of 25352443134533 in words is "twenty-five trillion, three hundred fifty-two billion, four hundred forty-three million, one hundred thirty-four thousand, five hundred thirty-three".