325625261512261 has 2 divisors, whose sum is σ = 325625261512262. Its totient is φ = 325625261512260.

The previous prime is 325625261512247. The next prime is 325625261512297. The reversal of 325625261512261 is 162215162526523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320812195935361 + 4813065576900 = 17911231^2 + 2193870^2 .

It is a cyclic number.

It is not a de Polignac number, because 325625261512261 - 2¹³ = 325625261504069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325625261512561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162812630756130 + 162812630756131.

It is an arithmetic number, because the mean of its divisors is an integer number (162812630756131).

Almost surely, 2^{325625261512261} is an apocalyptic number.

It is an amenable number.

325625261512261 is a deficient number, since it is larger than the sum of its proper divisors (1).

325625261512261 is an equidigital number, since it uses as much as digits as its factorization.

325625261512261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592000, while the sum is 49.

The spelling of 325625261512261 in words is "three hundred twenty-five trillion, six hundred twenty-five billion, two hundred sixty-one million, five hundred twelve thousand, two hundred sixty-one".