18342586199 has 8 divisors (see below), whose sum is σ = 21639180288. Its totient is φ = 15215048280.

The previous prime is 18342586193. The next prime is 18342586259. The reversal of 18342586199 is 99168524381.

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

It is a cyclic number.

It is not a de Polignac number, because 18342586199 - 2¹² = 18342582103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18342586193) 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, 42263807 + ... + 42264240.

It is an arithmetic number, because the mean of its divisors is an integer number (2704897536).

Almost surely, 2^18342586199 is an apocalyptic number.

18342586199 is a deficient number, since it is larger than the sum of its proper divisors (3296594089).

18342586199 is an equidigital number, since it uses as much as digits as its factorization.

18342586199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84528085.

The product of its digits is 3732480, while the sum is 56.

The spelling of 18342586199 in words is "eighteen billion, three hundred forty-two million, five hundred eighty-six thousand, one hundred ninety-nine".