6423660199 has 16 divisors (see below), whose sum is σ = 7248294144. Its totient is φ = 5641905600.

The previous prime is 6423660143. The next prime is 6423660211. The reversal of 6423660199 is 9910663246.

It is a cyclic number.

It is not a de Polignac number, because 6423660199 - 2¹³ = 6423652007 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 (6423660119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22689 + ... + 115594.

It is an arithmetic number, because the mean of its divisors is an integer number (453018384).

Almost surely, 2^6423660199 is an apocalyptic number.

6423660199 is a deficient number, since it is larger than the sum of its proper divisors (824633945).

6423660199 is a wasteful number, since it uses less digits than its factorization.

6423660199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138438.

The product of its (nonzero) digits is 419904, while the sum is 46.

The square root of 6423660199 is about 80147.7398246513. The cubic root of 6423660199 is about 1858.9206555328.

The spelling of 6423660199 in words is "six billion, four hundred twenty-three million, six hundred sixty thousand, one hundred ninety-nine".