16669441207 has 4 divisors (see below), whose sum is σ = 16669780456. Its totient is φ = 16669101960.

The previous prime is 16669441181. The next prime is 16669441237. The reversal of 16669441207 is 70214496661.

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 16669441207 - 2³¹ = 14521957559 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 (16669441237) 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, 80208 + ... + 199429.

It is an arithmetic number, because the mean of its divisors is an integer number (4167445114).

Almost surely, 2^16669441207 is an apocalyptic number.

16669441207 is a deficient number, since it is larger than the sum of its proper divisors (339249).

16669441207 is an equidigital number, since it uses as much as digits as its factorization.

16669441207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339248.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 16669441207 in words is "sixteen billion, six hundred sixty-nine million, four hundred forty-one thousand, two hundred seven".