226172448786 has 16 divisors (see below), whose sum is σ = 476152524000. Its totient is φ = 71422878528.

The previous prime is 226172448763. The next prime is 226172448793. The reversal of 226172448786 is 687844271622.

It is a Harshad number since it is a multiple of its sum of digits (57).

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 7 ways as a sum of consecutive naturals, for example, 991984311 + ... + 991984538.

It is an arithmetic number, because the mean of its divisors is an integer number (29759532750).

Almost surely, 2^226172448786 is an apocalyptic number.

226172448786 is an abundant number, since it is smaller than the sum of its proper divisors (249980075214).

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

226172448786 is a wasteful number, since it uses less digits than its factorization.

226172448786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1983968873.

The product of its digits is 14450688, while the sum is 57.

The spelling of 226172448786 in words is "two hundred twenty-six billion, one hundred seventy-two million, four hundred forty-eight thousand, seven hundred eighty-six".