25252133415401 has 2 divisors, whose sum is σ = 25252133415402. Its totient is φ = 25252133415400.

The previous prime is 25252133415367. The next prime is 25252133415463. The reversal of 25252133415401 is 10451433125252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14029901413801 + 11222232001600 = 3745651^2 + 3349960^2 .

It is a cyclic number.

It is not a de Polignac number, because 25252133415401 - 2¹⁰ = 25252133414377 is a prime.

It is not a weakly prime, because it can be changed into another prime (25252133415601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12626066707700 + 12626066707701.

It is an arithmetic number, because the mean of its divisors is an integer number (12626066707701).

Almost surely, 2^{25252133415401} is an apocalyptic number.

It is an amenable number.

25252133415401 is a deficient number, since it is larger than the sum of its proper divisors (1).

25252133415401 is an equidigital number, since it uses as much as digits as its factorization.

25252133415401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 25252133415401 in words is "twenty-five trillion, two hundred fifty-two billion, one hundred thirty-three million, four hundred fifteen thousand, four hundred one".