326091063948900 has 144 divisors (see below), whose sum is σ = 947632196032704. Its totient is φ = 86575934289920.

The previous prime is 326091063948889. The next prime is 326091063948929. The reversal of 326091063948900 is 9849360190623.

It is a super-2 number, since 2×326091063948900² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 730721239 + ... + 731167361.

It is an arithmetic number, because the mean of its divisors is an integer number (6580779139116).

Almost surely, 2^{326091063948900} is an apocalyptic number.

326091063948900 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326091063948900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (473816098016352).

326091063948900 is an abundant number, since it is smaller than the sum of its proper divisors (621541132083804).

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

326091063948900 is a wasteful number, since it uses less digits than its factorization.

326091063948900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456830 (or 456823 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 60.

The spelling of 326091063948900 in words is "three hundred twenty-six trillion, ninety-one billion, sixty-three million, nine hundred forty-eight thousand, nine hundred".