326420802760 has 96 divisors (see below), whose sum is σ = 807159651840. Its totient is φ = 118725564672.

The previous prime is 326420802751. The next prime is 326420802767. The reversal of 326420802760 is 67208024623.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (326420802767) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92569 + ... + 813271.

It is an arithmetic number, because the mean of its divisors is an integer number (8407913040).

Almost surely, 2^326420802760 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 326420802760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403579825920).

326420802760 is an abundant number, since it is smaller than the sum of its proper divisors (480738849080).

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

326420802760 is a wasteful number, since it uses less digits than its factorization.

326420802760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720807 (or 720790 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 326420802760 in words is "three hundred twenty-six billion, four hundred twenty million, eight hundred two thousand, seven hundred sixty".