223142606552 has 8 divisors (see below), whose sum is σ = 418392387300. Its totient is φ = 111571303272.

The previous prime is 223142606513. The next prime is 223142606563. The reversal of 223142606552 is 255606241322.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×223142606552³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13946412902 + ... + 13946412917.

Almost surely, 2^223142606552 is an apocalyptic number.

It is an amenable number.

223142606552 is a deficient number, since it is larger than the sum of its proper divisors (195249780748).

223142606552 is a wasteful number, since it uses less digits than its factorization.

223142606552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27892825825 (or 27892825821 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 223142606552 its reverse (255606241322), we get a palindrome (478748847874).

The spelling of 223142606552 in words is "two hundred twenty-three billion, one hundred forty-two million, six hundred six thousand, five hundred fifty-two".