16231665206 has 8 divisors (see below), whose sum is σ = 24348118440. Its totient is φ = 8115625728.

The previous prime is 16231665199. The next prime is 16231665217. The reversal of 16231665206 is 60256613261.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16231665206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28085 + ... + 182351.

It is an arithmetic number, because the mean of its divisors is an integer number (3043514805).

Almost surely, 2^16231665206 is an apocalyptic number.

16231665206 is a deficient number, since it is larger than the sum of its proper divisors (8116453234).

16231665206 is a wasteful number, since it uses less digits than its factorization.

16231665206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206878.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 16231665206 in words is "sixteen billion, two hundred thirty-one million, six hundred sixty-five thousand, two hundred six".