326766767872 has 36 divisors (see below), whose sum is σ = 652294218520. Its totient is φ = 163374087168.

The previous prime is 326766767869. The next prime is 326766767903. The reversal of 326766767872 is 278767667623.

It is a junction number, because it is equal to n+sod(n) for n = 326766767798 and 326766767807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7608154 + ... + 7650982.

Almost surely, 2^326766767872 is an apocalyptic number.

326766767872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

326766767872 is a deficient number, since it is larger than the sum of its proper divisors (325527450648).

326766767872 is an equidigital number, since it uses as much as digits as its factorization.

326766767872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72648 (or 72634 counting only the distinct ones).

The product of its digits is 298722816, while the sum is 67.

The spelling of 326766767872 in words is "three hundred twenty-six billion, seven hundred sixty-six million, seven hundred sixty-seven thousand, eight hundred seventy-two".