326223293919768 has 192 divisors, whose sum is σ = 1042326181478400. Its totient is φ = 90198674046720.

The previous prime is 326223293919701. The next prime is 326223293919791. The reversal of 326223293919768 is 867919392322623.

326223293919768 is a `hidden beast` number, since 3 + 2 + 6 + 22 + 329 + 39 + 197 + 68 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 326223293919696 and 326223293919705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1630779978 + ... + 1630980006.

It is an arithmetic number, because the mean of its divisors is an integer number (5428782195200).

Almost surely, 2^{326223293919768} is an apocalyptic number.

It is an amenable number.

326223293919768 is an abundant number, since it is smaller than the sum of its proper divisors (716102887558632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

326223293919768 is a wasteful number, since it uses less digits than its factorization.

326223293919768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304462 (or 304455 counting only the distinct ones).

The product of its digits is 634894848, while the sum is 72.

The spelling of 326223293919768 in words is "three hundred twenty-six trillion, two hundred twenty-three billion, two hundred ninety-three million, nine hundred nineteen thousand, seven hundred sixty-eight".