226556973960 has 32 divisors (see below), whose sum is σ = 679670922240. Its totient is φ = 60415193024.

The previous prime is 226556973917. The next prime is 226556973971. The reversal of 226556973960 is 69379655622.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 226556973894 and 226556973903.

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, 943987272 + ... + 943987511.

It is an arithmetic number, because the mean of its divisors is an integer number (21239716320).

Almost surely, 2^226556973960 is an apocalyptic number.

226556973960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226556973960 is an abundant number, since it is smaller than the sum of its proper divisors (453113948280).

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

226556973960 is a wasteful number, since it uses less digits than its factorization.

226556973960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887974797 (or 1887974793 counting only the distinct ones).

The product of its (nonzero) digits is 36741600, while the sum is 60.

The spelling of 226556973960 in words is "two hundred twenty-six billion, five hundred fifty-six million, nine hundred seventy-three thousand, nine hundred sixty".