42166600223 has 4 divisors (see below), whose sum is σ = 45999927528. Its totient is φ = 38333272920.

The previous prime is 42166600219. The next prime is 42166600247. The reversal of 42166600223 is 32200666124.

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 42166600223 - 2² = 42166600219 is a prime.

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 42166600223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42166602223) by changing a digit.

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, 1916663636 + ... + 1916663657.

It is an arithmetic number, because the mean of its divisors is an integer number (11499981882).

Almost surely, 2^42166600223 is an apocalyptic number.

42166600223 is a deficient number, since it is larger than the sum of its proper divisors (3833327305).

42166600223 is a wasteful number, since it uses less digits than its factorization.

42166600223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3833327304.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 42166600223 in words is "forty-two billion, one hundred sixty-six million, six hundred thousand, two hundred twenty-three".