226721448004 has 24 divisors (see below), whose sum is σ = 400001466368. Its totient is φ = 112435827840.

The previous prime is 226721447977. The next prime is 226721448017. The reversal of 226721448004 is 400844127622.

It is a super-2 number, since 2×226721448004² (a number of 24 digits) contains 22 as substring.

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, 1757884 + ... + 1882444.

Almost surely, 2^226721448004 is an apocalyptic number.

It is an amenable number.

226721448004 is a deficient number, since it is larger than the sum of its proper divisors (173280018364).

226721448004 is a wasteful number, since it uses less digits than its factorization.

226721448004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128275 (or 128273 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 40.

The spelling of 226721448004 in words is "two hundred twenty-six billion, seven hundred twenty-one million, four hundred forty-eight thousand, four".