223330345545 has 32 divisors (see below), whose sum is σ = 378824371200. Its totient is φ = 112151934720.

The previous prime is 223330345531. The next prime is 223330345573. The reversal of 223330345545 is 545543033322.

It is not a de Polignac number, because 223330345545 - 2⁶ = 223330345481 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6473070 + ... + 6507479.

It is an arithmetic number, because the mean of its divisors is an integer number (11838261600).

Almost surely, 2^223330345545 is an apocalyptic number.

It is an amenable number.

223330345545 is a deficient number, since it is larger than the sum of its proper divisors (155494025655).

223330345545 is a wasteful number, since it uses less digits than its factorization.

223330345545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12980625.

The product of its (nonzero) digits is 648000, while the sum is 39.

Adding to 223330345545 its reverse (545543033322), we get a palindrome (768873378867).

The spelling of 223330345545 in words is "two hundred twenty-three billion, three hundred thirty million, three hundred forty-five thousand, five hundred forty-five".