16947839607 has 4 divisors (see below), whose sum is σ = 22597119480. Its totient is φ = 11298559736.

The previous prime is 16947839599. The next prime is 16947839633. The reversal of 16947839607 is 70693874961.

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

It is a cyclic number.

It is not a de Polignac number, because 16947839607 - 2³ = 16947839599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16947839107) 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 3 ways as a sum of consecutive naturals, for example, 2824639932 + ... + 2824639937.

It is an arithmetic number, because the mean of its divisors is an integer number (5649279870).

Almost surely, 2^16947839607 is an apocalyptic number.

16947839607 is a deficient number, since it is larger than the sum of its proper divisors (5649279873).

16947839607 is an equidigital number, since it uses as much as digits as its factorization.

16947839607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5649279872.

The product of its (nonzero) digits is 13716864, while the sum is 60.

The spelling of 16947839607 in words is "sixteen billion, nine hundred forty-seven million, eight hundred thirty-nine thousand, six hundred seven".