325789607261 has 4 divisors (see below), whose sum is σ = 327788316672. Its totient is φ = 323790897852.

The previous prime is 325789607257. The next prime is 325789607279. The reversal of 325789607261 is 162706987523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 162706987523 = 157 ⋅1036350239.

It is a cyclic number.

It is not a de Polignac number, because 325789607261 - 2² = 325789607257 is a prime.

It is a super-2 number, since 2×325789607261² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 325789607197 and 325789607206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325789607201) 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, 999354461 + ... + 999354786.

It is an arithmetic number, because the mean of its divisors is an integer number (81947079168).

Almost surely, 2^325789607261 is an apocalyptic number.

It is an amenable number.

325789607261 is a deficient number, since it is larger than the sum of its proper divisors (1998709411).

325789607261 is a wasteful number, since it uses less digits than its factorization.

325789607261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998709410.

The product of its (nonzero) digits is 7620480, while the sum is 56.

The spelling of 325789607261 in words is "three hundred twenty-five billion, seven hundred eighty-nine million, six hundred seven thousand, two hundred sixty-one".