226308577920 has 64 divisors (see below), whose sum is σ = 721358598240. Its totient is φ = 60348953600.

The previous prime is 226308577919. The next prime is 226308577939. The reversal of 226308577920 is 29775803622.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58932606 + ... + 58936445.

Almost surely, 2^226308577920 is an apocalyptic number.

226308577920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226308577920 is an abundant number, since it is smaller than the sum of its proper divisors (495050020320).

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

226308577920 is a wasteful number, since it uses less digits than its factorization.

226308577920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117869073 (or 117869061 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 51.

The spelling of 226308577920 in words is "two hundred twenty-six billion, three hundred eight million, five hundred seventy-seven thousand, nine hundred twenty".