223412785726 has 32 divisors (see below), whose sum is σ = 370840176000. Its totient is φ = 100275687936.

The previous prime is 223412785721. The next prime is 223412785733. The reversal of 223412785726 is 627587214322.

It is a self number, because there is not a number n which added to its sum of digits gives 223412785726.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223412785721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1864950 + ... + 1981126.

It is an arithmetic number, because the mean of its divisors is an integer number (11588755500).

Almost surely, 2^223412785726 is an apocalyptic number.

223412785726 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

223412785726 is a deficient number, since it is larger than the sum of its proper divisors (147427390274).

223412785726 is a wasteful number, since it uses less digits than its factorization.

223412785726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118228.

The product of its digits is 2257920, while the sum is 49.

The spelling of 223412785726 in words is "two hundred twenty-three billion, four hundred twelve million, seven hundred eighty-five thousand, seven hundred twenty-six".