16740439067 has 8 divisors (see below), whose sum is σ = 18274831680. Its totient is φ = 15208135560.

The previous prime is 16740439057. The next prime is 16740439097. The reversal of 16740439067 is 76093404761.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16740439067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16740439057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505493 + ... + 537590.

It is an arithmetic number, because the mean of its divisors is an integer number (2284353960).

Almost surely, 2^16740439067 is an apocalyptic number.

16740439067 is a deficient number, since it is larger than the sum of its proper divisors (1534392613).

16740439067 is a wasteful number, since it uses less digits than its factorization.

16740439067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044553.

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 16740439067 in words is "sixteen billion, seven hundred forty million, four hundred thirty-nine thousand, sixty-seven".