325407427687 has 4 divisors (see below), whose sum is σ = 325526148936. Its totient is φ = 325288706440.

The previous prime is 325407427679. The next prime is 325407427717. The reversal of 325407427687 is 786724704523.

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

It is a cyclic number.

It is not a de Polignac number, because 325407427687 - 2³ = 325407427679 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 (325407427187) 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, 59356513 + ... + 59361994.

It is an arithmetic number, because the mean of its divisors is an integer number (81381537234).

Almost surely, 2^325407427687 is an apocalyptic number.

325407427687 is a deficient number, since it is larger than the sum of its proper divisors (118721249).

325407427687 is a wasteful number, since it uses less digits than its factorization.

325407427687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118721248.

The product of its (nonzero) digits is 15805440, while the sum is 55.

The spelling of 325407427687 in words is "three hundred twenty-five billion, four hundred seven million, four hundred twenty-seven thousand, six hundred eighty-seven".