226421990400 has 132 divisors (see below), whose sum is σ = 748336724912. Its totient is φ = 60379176960.

The previous prime is 226421990383. The next prime is 226421990419. The reversal of 226421990400 is 4099124622.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1397302 + ... + 1550901.

Almost surely, 2^226421990400 is an apocalyptic number.

226421990400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226421990400 is an abundant number, since it is smaller than the sum of its proper divisors (521914734512).

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

226421990400 is a wasteful number, since it uses less digits than its factorization.

226421990400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2948236 (or 2948213 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The spelling of 226421990400 in words is "two hundred twenty-six billion, four hundred twenty-one million, nine hundred ninety thousand, four hundred".