223503740602672 has 20 divisors (see below), whose sum is σ = 433299836332936. Its totient is φ = 111684428000640.

The previous prime is 223503740602661. The next prime is 223503740602721. The reversal of 223503740602672 is 276206047305322.

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 3 ways as a sum of consecutive naturals, for example, 4215116454 + ... + 4215169477.

Almost surely, 2^{223503740602672} is an apocalyptic number.

It is an amenable number.

223503740602672 is a deficient number, since it is larger than the sum of its proper divisors (209796095730264).

223503740602672 is a wasteful number, since it uses less digits than its factorization.

223503740602672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8430287596 (or 8430287590 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 49.

Adding to 223503740602672 its reverse (276206047305322), we get a palindrome (499709787907994).

The spelling of 223503740602672 in words is "two hundred twenty-three trillion, five hundred three billion, seven hundred forty million, six hundred two thousand, six hundred seventy-two".