2851716439 has 16 divisors (see below), whose sum is σ = 3352686624. Its totient is φ = 2391321600.

The previous prime is 2851716409. The next prime is 2851716451. The reversal of 2851716439 is 9346171582.

It is a cyclic number.

It is not a de Polignac number, because 2851716439 - 2¹⁹ = 2851192151 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 (2851716409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215659 + ... + 228499.

It is an arithmetic number, because the mean of its divisors is an integer number (209542914).

Almost surely, 2^2851716439 is an apocalyptic number.

2851716439 is a deficient number, since it is larger than the sum of its proper divisors (500970185).

2851716439 is a wasteful number, since it uses less digits than its factorization.

2851716439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14418.

The product of its digits is 362880, while the sum is 46.

The square root of 2851716439 is about 53401.4647645549. The cubic root of 2851716439 is about 1418.0845096290.

The spelling of 2851716439 in words is "two billion, eight hundred fifty-one million, seven hundred sixteen thousand, four hundred thirty-nine".