226564477464 has 32 divisors (see below), whose sum is σ = 609981286320. Its totient is φ = 69712146816.

The previous prime is 226564477441. The next prime is 226564477537. The reversal of 226564477464 is 464774465622.

It is a congruent number.

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, 363083787 + ... + 363084410.

Almost surely, 2^226564477464 is an apocalyptic number.

226564477464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

226564477464 is an abundant number, since it is smaller than the sum of its proper divisors (383416808856).

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

226564477464 is a wasteful number, since it uses less digits than its factorization.

226564477464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726168219 (or 726168215 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 57.

The spelling of 226564477464 in words is "two hundred twenty-six billion, five hundred sixty-four million, four hundred seventy-seven thousand, four hundred sixty-four".