325447816376 has 32 divisors (see below), whose sum is σ = 611022152160. Its totient is φ = 162508701312.

The previous prime is 325447816327. The next prime is 325447816433. The reversal of 325447816376 is 673618744523.

It is a super-2 number, since 2×325447816376² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29018546 + ... + 29029758.

It is an arithmetic number, because the mean of its divisors is an integer number (19094442255).

Almost surely, 2^325447816376 is an apocalyptic number.

It is an amenable number.

325447816376 is a deficient number, since it is larger than the sum of its proper divisors (285574335784).

325447816376 is a wasteful number, since it uses less digits than its factorization.

325447816376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15695 (or 15691 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 56.

The spelling of 325447816376 in words is "three hundred twenty-five billion, four hundred forty-seven million, eight hundred sixteen thousand, three hundred seventy-six".