223405343504322 has 48 divisors (see below), whose sum is σ = 519760678681440. Its totient is φ = 63829937502912.

The previous prime is 223405343504297. The next prime is 223405343504401.

223405343504322 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 164911798 + ... + 166260974.

It is an arithmetic number, because the mean of its divisors is an integer number (10828347472530).

Almost surely, 2^{223405343504322} is an apocalyptic number.

223405343504322 is an abundant number, since it is smaller than the sum of its proper divisors (296355335177118).

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

223405343504322 is a wasteful number, since it uses less digits than its factorization.

223405343504322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1912415 (or 1912408 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 42.

The spelling of 223405343504322 in words is "two hundred twenty-three trillion, four hundred five billion, three hundred forty-three million, five hundred four thousand, three hundred twenty-two".