326678000000 has 448 divisors, whose sum is σ = 917988249600. Its totient is φ = 114720000000.

The previous prime is 326677999987. The next prime is 326678000017. The reversal of 326678000000 is 876623.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 681999761 + ... + 682000239.

Almost surely, 2^326678000000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326678000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (458994124800).

326678000000 is an abundant number, since it is smaller than the sum of its proper divisors (591310249600).

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

326678000000 is an frugal number, since it uses more digits than its factorization.

326678000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565 (or 528 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

Adding to 326678000000 its reverse (876623), we get a palindrome (326678876623).

The spelling of 326678000000 in words is "three hundred twenty-six billion, six hundred seventy-eight million", and thus it is an aban number.