25944292175201 has 2 divisors, whose sum is σ = 25944292175202. Its totient is φ = 25944292175200.

The previous prime is 25944292175173. The next prime is 25944292175231. The reversal of 25944292175201 is 10257129244952.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25803595916176 + 140696259025 = 5079724^2 + 375095^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25944292175201 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (25944292175231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12972146087600 + 12972146087601.

It is an arithmetic number, because the mean of its divisors is an integer number (12972146087601).

Almost surely, 2^{25944292175201} is an apocalyptic number.

It is an amenable number.

25944292175201 is a deficient number, since it is larger than the sum of its proper divisors (1).

25944292175201 is an equidigital number, since it uses as much as digits as its factorization.

25944292175201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3628800, while the sum is 53.

The spelling of 25944292175201 in words is "twenty-five trillion, nine hundred forty-four billion, two hundred ninety-two million, one hundred seventy-five thousand, two hundred one".