325587224461 has 4 divisors (see below), whose sum is σ = 325779539932. Its totient is φ = 325394908992.

The previous prime is 325587224429. The next prime is 325587224467. The reversal of 325587224461 is 164422785523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 164422785523 = 19 ⋅8653830817.

It can be written as a sum of positive squares in 2 ways, for example, as 48358648836 + 277228575625 = 219906^2 + 526525^2 .

It is a cyclic number.

It is not a de Polignac number, because 325587224461 - 2⁵ = 325587224429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325587224467) 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, 96155196 + ... + 96158581.

It is an arithmetic number, because the mean of its divisors is an integer number (81444884983).

Almost surely, 2^325587224461 is an apocalyptic number.

It is an amenable number.

325587224461 is a deficient number, since it is larger than the sum of its proper divisors (192315471).

325587224461 is a wasteful number, since it uses less digits than its factorization.

325587224461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192315470.

The product of its digits is 3225600, while the sum is 49.

The spelling of 325587224461 in words is "three hundred twenty-five billion, five hundred eighty-seven million, two hundred twenty-four thousand, four hundred sixty-one".