220326794240 has 176 divisors, whose sum is σ = 605436964992. Its totient is φ = 75364663296.

The previous prime is 220326794201. The next prime is 220326794249. The reversal of 220326794240 is 42497623022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220326794249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15870182 + ... + 15884058.

Almost surely, 2^220326794240 is an apocalyptic number.

220326794240 is a gapful number since it is divisible by the number (20) 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 220326794240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302718482496).

220326794240 is an abundant number, since it is smaller than the sum of its proper divisors (385110170752).

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

220326794240 is a wasteful number, since it uses less digits than its factorization.

220326794240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14352 (or 14334 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 41.

The spelling of 220326794240 in words is "two hundred twenty billion, three hundred twenty-six million, seven hundred ninety-four thousand, two hundred forty".