16697700719 has 16 divisors (see below), whose sum is σ = 19261089792. Its totient is φ = 14178933888.

The previous prime is 16697700709. The next prime is 16697700757. The reversal of 16697700719 is 91700779661.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-16697700719 is a prime.

It is a super-2 number, since 2×16697700719² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16697700709) 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, 2387702 + ... + 2394684.

It is an arithmetic number, because the mean of its divisors is an integer number (1203818112).

Almost surely, 2^16697700719 is an apocalyptic number.

16697700719 is a deficient number, since it is larger than the sum of its proper divisors (2563389073).

16697700719 is a wasteful number, since it uses less digits than its factorization.

16697700719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10126.

The product of its (nonzero) digits is 1000188, while the sum is 53.

The spelling of 16697700719 in words is "sixteen billion, six hundred ninety-seven million, seven hundred thousand, seven hundred nineteen".