326394044636512 has 12 divisors (see below), whose sum is σ = 642588275378196. Its totient is φ = 163197022318240.

The previous prime is 326394044636507. The next prime is 326394044636533. The reversal of 326394044636512 is 215636440493623.

It is a super-2 number, since 2×326394044636512² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5099906947414 + ... + 5099906947477.

It is an arithmetic number, because the mean of its divisors is an integer number (53549022948183).

Almost surely, 2^{326394044636512} is an apocalyptic number.

326394044636512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

326394044636512 is a deficient number, since it is larger than the sum of its proper divisors (316194230741684).

326394044636512 is a wasteful number, since it uses less digits than its factorization.

326394044636512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10199813894901 (or 10199813894893 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 58.

The spelling of 326394044636512 in words is "three hundred twenty-six trillion, three hundred ninety-four billion, forty-four million, six hundred thirty-six thousand, five hundred twelve".