326072319081 has 8 divisors (see below), whose sum is σ = 440718751200. Its totient is φ = 214403716512.

The previous prime is 326072319061. The next prime is 326072319091. The reversal of 326072319081 is 180913270623.

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

It is not a de Polignac number, because 326072319081 - 2⁵ = 326072319049 is a prime.

It is a super-2 number, since 2×326072319081² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (326072319061) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 744457131 + ... + 744457568.

It is an arithmetic number, because the mean of its divisors is an integer number (55089843900).

Almost surely, 2^326072319081 is an apocalyptic number.

It is an amenable number.

326072319081 is a deficient number, since it is larger than the sum of its proper divisors (114646432119).

326072319081 is a wasteful number, since it uses less digits than its factorization.

326072319081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488914775.

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 326072319081 in words is "three hundred twenty-six billion, seventy-two million, three hundred nineteen thousand, eighty-one".