220403396826 has 48 divisors (see below), whose sum is σ = 481006656000. Its totient is φ = 72936123840.

The previous prime is 220403396771. The next prime is 220403396827. The reversal of 220403396826 is 628693304022.

It is a happy number.

220403396826 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220403396827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1651326 + ... + 1779798.

It is an arithmetic number, because the mean of its divisors is an integer number (10020972000).

Almost surely, 2^220403396826 is an apocalyptic number.

220403396826 is an abundant number, since it is smaller than the sum of its proper divisors (260603259174).

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

220403396826 is a wasteful number, since it uses less digits than its factorization.

220403396826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129171 (or 129168 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 220403396826 in words is "two hundred twenty billion, four hundred three million, three hundred ninety-six thousand, eight hundred twenty-six".