16776389039 has 4 divisors (see below), whose sum is σ = 16792853640. Its totient is φ = 16759924440.

The previous prime is 16776389011. The next prime is 16776389041. The reversal of 16776389039 is 93098367761.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16776389039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16776389099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8230772 + ... + 8232809.

It is an arithmetic number, because the mean of its divisors is an integer number (4198213410).

Almost surely, 2^16776389039 is an apocalyptic number.

16776389039 is a deficient number, since it is larger than the sum of its proper divisors (16464601).

16776389039 is a wasteful number, since it uses less digits than its factorization.

16776389039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16464600.

The product of its (nonzero) digits is 10287648, while the sum is 59.

The spelling of 16776389039 in words is "sixteen billion, seven hundred seventy-six million, three hundred eighty-nine thousand, thirty-nine".