326940373369 has 7 divisors (see below), whose sum is σ = 330927451093. Its totient is φ = 323001332726.

The previous prime is 326940373337. The next prime is 326940373411. The reversal of 326940373369 is 963373049623.

The square root of 326940373369 is 571787.

The cubic root of 326940373369 is 6889.

It is a perfect power (a square, a cube, a 6-th power), and thus also a powerful number.

It is not a de Polignac number, because 326940373369 - 2⁵ = 326940373337 is a prime.

It is a super-2 number, since 2×326940373369² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326940376369) by changing a digit.

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 6 ways as a sum of consecutive naturals, for example, 3939040602 + ... + 3939040684.

Almost surely, 2^326940373369 is an apocalyptic number.

326940373369 is the 571787-th square number.

326940373369 is the 285894-th centered octagonal number.

It is an amenable number.

326940373369 is a deficient number, since it is larger than the sum of its proper divisors (3987077724).

326940373369 is an frugal number, since it uses more digits than its factorization.

326940373369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 13226976, while the sum is 55.

The spelling of 326940373369 in words is "three hundred twenty-six billion, nine hundred forty million, three hundred seventy-three thousand, three hundred sixty-nine".