16689690763 has 16 divisors (see below), whose sum is σ = 17754487200. Its totient is φ = 15643756800.

The previous prime is 16689690739. The next prime is 16689690769. The reversal of 16689690763 is 36709698661.

16689690763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16689690763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16689690769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4352295 + ... + 4356127.

It is an arithmetic number, because the mean of its divisors is an integer number (1109655450).

Almost surely, 2^16689690763 is an apocalyptic number.

16689690763 is a deficient number, since it is larger than the sum of its proper divisors (1064796437).

16689690763 is a wasteful number, since it uses less digits than its factorization.

16689690763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6222.

The product of its (nonzero) digits is 17635968, while the sum is 61.

The spelling of 16689690763 in words is "sixteen billion, six hundred eighty-nine million, six hundred ninety thousand, seven hundred sixty-three".