223334456789 has 4 divisors (see below), whose sum is σ = 223417390956. Its totient is φ = 223251522624.

The previous prime is 223334456777. The next prime is 223334456797. The reversal of 223334456789 is 987654433322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 987654433322 = 2 ⋅493827216661.

It can be written as a sum of positive squares in 2 ways, for example, as 38825549764 + 184508907025 = 197042^2 + 429545^2 .

It is a cyclic number.

It is not a de Polignac number, because 223334456789 - 2²⁴ = 223317679573 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223334455789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41463044 + ... + 41468429.

It is an arithmetic number, because the mean of its divisors is an integer number (55854347739).

Almost surely, 2^223334456789 is an apocalyptic number.

It is an amenable number.

223334456789 is a deficient number, since it is larger than the sum of its proper divisors (82934167).

223334456789 is an equidigital number, since it uses as much as digits as its factorization.

223334456789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82934166.

The product of its digits is 26127360, while the sum is 56.

The spelling of 223334456789 in words is "two hundred twenty-three billion, three hundred thirty-four million, four hundred fifty-six thousand, seven hundred eighty-nine".