2891667713 has 8 divisors (see below), whose sum is σ = 3155018880. Its totient is φ = 2628395280.

The previous prime is 2891667671. The next prime is 2891667719. The reversal of 2891667713 is 3177661982.

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

It is a cyclic number.

It is not a de Polignac number, because 2891667713 - 2¹⁰ = 2891666689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2891667719) 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, 78383 + ... + 109211.

It is an arithmetic number, because the mean of its divisors is an integer number (394377360).

Almost surely, 2^2891667713 is an apocalyptic number.

It is an amenable number.

2891667713 is a deficient number, since it is larger than the sum of its proper divisors (263351167).

2891667713 is a wasteful number, since it uses less digits than its factorization.

2891667713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39367.

The product of its digits is 762048, while the sum is 50.

The square root of 2891667713 is about 53774.2290786209. The cubic root of 2891667713 is about 1424.6760668015.

The spelling of 2891667713 in words is "two billion, eight hundred ninety-one million, six hundred sixty-seven thousand, seven hundred thirteen".