16346783697 has 8 divisors (see below), whose sum is σ = 21864469056. Its totient is φ = 10863477072.

The previous prime is 16346783689. The next prime is 16346783699. The reversal of 16346783697 is 79638764361.

It is a happy number.

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

It is not a de Polignac number, because 16346783697 - 2³ = 16346783689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16346783697.

It is not an unprimeable number, because it can be changed into a prime (16346783699) 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 7 ways as a sum of consecutive naturals, for example, 8593573 + ... + 8595474.

It is an arithmetic number, because the mean of its divisors is an integer number (2733058632).

Almost surely, 2^16346783697 is an apocalyptic number.

It is an amenable number.

16346783697 is a deficient number, since it is larger than the sum of its proper divisors (5517685359).

16346783697 is a wasteful number, since it uses less digits than its factorization.

16346783697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17189367.

The product of its digits is 27433728, while the sum is 60.

The spelling of 16346783697 in words is "sixteen billion, three hundred forty-six million, seven hundred eighty-three thousand, six hundred ninety-seven".