325967408818 has 4 divisors (see below), whose sum is σ = 488951113230. Its totient is φ = 162983704408.

The previous prime is 325967408791. The next prime is 325967408849. The reversal of 325967408818 is 818804769523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 818804769523 = 13 ⋅62984982271.

It can be written as a sum of positive squares in only one way, i.e., 325930235409 + 37173409 = 570903^2 + 6097^2 .

It is a super-2 number, since 2×325967408818² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81491852203 + ... + 81491852206.

It is a 1-persistent number, because it is pandigital, but 2⋅325967408818 = 651934817636 is not.

Almost surely, 2^325967408818 is an apocalyptic number.

325967408818 is a deficient number, since it is larger than the sum of its proper divisors (162983704412).

325967408818 is a wasteful number, since it uses less digits than its factorization.

325967408818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162983704411.

The product of its (nonzero) digits is 23224320, while the sum is 61.

The spelling of 325967408818 in words is "three hundred twenty-five billion, nine hundred sixty-seven million, four hundred eight thousand, eight hundred eighteen".