16700003668667 has 32 divisors (see below), whose sum is σ = 19315916190720. Its totient is φ = 14289074800000.

The previous prime is 16700003668661. The next prime is 16700003668687. The reversal of 16700003668667 is 76686630000761.

16700003668667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16700003668667 - 2²⁸ = 16699735233211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16700003668661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8229917 + ... + 10056417.

It is an arithmetic number, because the mean of its divisors is an integer number (603622380960).

Almost surely, 2^{16700003668667} is an apocalyptic number.

16700003668667 is a deficient number, since it is larger than the sum of its proper divisors (2615912522053).

16700003668667 is a wasteful number, since it uses less digits than its factorization.

16700003668667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827115.

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 16700003668667 in words is "sixteen trillion, seven hundred billion, three million, six hundred sixty-eight thousand, six hundred sixty-seven".