326736200736 has 480 divisors, whose sum is σ = 1133343731520. Its totient is φ = 91259136000.

The previous prime is 326736200663. The next prime is 326736200737. The reversal of 326736200736 is 637002637623.

It is a junction number, because it is equal to n+sod(n) for n = 326736200691 and 326736200700.

It is not an unprimeable number, because it can be changed into a prime (326736200737) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 20035786 + ... + 20052086.

It is an arithmetic number, because the mean of its divisors is an integer number (2361132774).

Almost surely, 2^326736200736 is an apocalyptic number.

326736200736 is a gapful number since it is divisible by the number (36) 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 326736200736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566671865760).

326736200736 is an abundant number, since it is smaller than the sum of its proper divisors (806607530784).

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

326736200736 is a wasteful number, since it uses less digits than its factorization.

326736200736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16390 (or 16373 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 45.

The spelling of 326736200736 in words is "three hundred twenty-six billion, seven hundred thirty-six million, two hundred thousand, seven hundred thirty-six".