223142606551 has 8 divisors (see below), whose sum is σ = 228201257664. Its totient is φ = 218096911200.

The previous prime is 223142606513. The next prime is 223142606563. The reversal of 223142606551 is 155606241322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223142606551 is a prime.

It is a super-3 number, since 3×223142606551³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223142606551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223142606581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3204100 + ... + 3273001.

It is an arithmetic number, because the mean of its divisors is an integer number (28525157208).

Almost surely, 2^223142606551 is an apocalyptic number.

223142606551 is a deficient number, since it is larger than the sum of its proper divisors (5058651113).

223142606551 is an equidigital number, since it uses as much as digits as its factorization.

223142606551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6477881.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 223142606551 its reverse (155606241322), we get a palindrome (378748847873).

The spelling of 223142606551 in words is "two hundred twenty-three billion, one hundred forty-two million, six hundred six thousand, five hundred fifty-one".