226404621420 has 48 divisors (see below), whose sum is σ = 637217599200. Its totient is φ = 60061741056.

The previous prime is 226404621397. The next prime is 226404621427. The reversal of 226404621420 is 24126404622.

226404621420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×226404621420³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (226404621427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9764095 + ... + 9787254.

It is an arithmetic number, because the mean of its divisors is an integer number (13275366650).

Almost surely, 2^226404621420 is an apocalyptic number.

226404621420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226404621420 is an abundant number, since it is smaller than the sum of its proper divisors (410812977780).

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

226404621420 is a wasteful number, since it uses less digits than its factorization.

226404621420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19551554 (or 19551552 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The spelling of 226404621420 in words is "two hundred twenty-six billion, four hundred four million, six hundred twenty-one thousand, four hundred twenty".