223332564111551 has 4 divisors (see below), whose sum is σ = 223538021853312. Its totient is φ = 223127106369792.

The previous prime is 223332564111541. The next prime is 223332564111607. The reversal of 223332564111551 is 155111465233322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223332564111551 - 2³⁰ = 223331490369727 is a prime.

It is a super-4 number, since 4×223332564111551⁴ (a number of 58 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223332564111521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102728869250 + ... + 102728871423.

It is an arithmetic number, because the mean of its divisors is an integer number (55884505463328).

Almost surely, 2^{223332564111551} is an apocalyptic number.

223332564111551 is a deficient number, since it is larger than the sum of its proper divisors (205457741761).

223332564111551 is a wasteful number, since it uses less digits than its factorization.

223332564111551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205457741760.

The product of its digits is 648000, while the sum is 44.

The spelling of 223332564111551 in words is "two hundred twenty-three trillion, three hundred thirty-two billion, five hundred sixty-four million, one hundred eleven thousand, five hundred fifty-one".