326072316549 has 16 divisors (see below), whose sum is σ = 523023265280. Its totient is φ = 176520351600.

The previous prime is 326072316509. The next prime is 326072316553. The reversal of 326072316549 is 945613270623.

It is not a de Polignac number, because 326072316549 - 2⁸ = 326072316293 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 326072316498 and 326072316507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326072316509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408611527 + ... + 408612324.

It is an arithmetic number, because the mean of its divisors is an integer number (32688954080).

Almost surely, 2^326072316549 is an apocalyptic number.

It is an amenable number.

326072316549 is a deficient number, since it is larger than the sum of its proper divisors (196950948731).

326072316549 is a wasteful number, since it uses less digits than its factorization.

326072316549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817223880.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 326072316549 in words is "three hundred twenty-six billion, seventy-two million, three hundred sixteen thousand, five hundred forty-nine".