326408974161 has 8 divisors (see below), whose sum is σ = 435214917984. Its totient is φ = 217604506560.

The previous prime is 326408974127. The next prime is 326408974207. The reversal of 326408974161 is 161479804623.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 326408974161 - 2⁶ = 326408974097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (326408974261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343305 + ... + 877881.

It is an arithmetic number, because the mean of its divisors is an integer number (54401864748).

Almost surely, 2^326408974161 is an apocalyptic number.

It is an amenable number.

326408974161 is a deficient number, since it is larger than the sum of its proper divisors (108805943823).

326408974161 is a wasteful number, since it uses less digits than its factorization.

326408974161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738111.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 326408974161 in words is "three hundred twenty-six billion, four hundred eight million, nine hundred seventy-four thousand, one hundred sixty-one".