326812873380 has 48 divisors (see below), whose sum is σ = 1045801196160. Its totient is φ = 74700085248.

The previous prime is 326812873367. The next prime is 326812873411. The reversal of 326812873380 is 83378218623.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389062525 + ... + 389063364.

It is an arithmetic number, because the mean of its divisors is an integer number (21787524920).

Almost surely, 2^326812873380 is an apocalyptic number.

326812873380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

326812873380 is an abundant number, since it is smaller than the sum of its proper divisors (718988322780).

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

326812873380 is a wasteful number, since it uses less digits than its factorization.

326812873380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778125908 (or 778125906 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 326812873380 in words is "three hundred twenty-six billion, eight hundred twelve million, eight hundred seventy-three thousand, three hundred eighty".