25252312135201 has 4 divisors (see below), whose sum is σ = 25934807057812. Its totient is φ = 24569817212592.

The previous prime is 25252312135199. The next prime is 25252312135207. The reversal of 25252312135201 is 10253121325252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22651897878801 + 2600414256400 = 4759401^2 + 1612580^2 .

It is a cyclic number.

It is not a de Polignac number, because 25252312135201 - 2¹ = 25252312135199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25252312135207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341247461250 + ... + 341247461323.

It is an arithmetic number, because the mean of its divisors is an integer number (6483701764453).

Almost surely, 2^{25252312135201} is an apocalyptic number.

It is an amenable number.

25252312135201 is a deficient number, since it is larger than the sum of its proper divisors (682494922611).

25252312135201 is an equidigital number, since it uses as much as digits as its factorization.

25252312135201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682494922610.

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 25252312135201 in words is "twenty-five trillion, two hundred fifty-two billion, three hundred twelve million, one hundred thirty-five thousand, two hundred one".