2814856663 has 8 divisors (see below), whose sum is σ = 2871305280. Its totient is φ = 2758928640.

The previous prime is 2814856661. The next prime is 2814856703. The reversal of 2814856663 is 3666584182.

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 not a de Polignac number, because 2814856663 - 2¹ = 2814856661 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 (2814856661) 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, 119218 + ... + 140863.

It is an arithmetic number, because the mean of its divisors is an integer number (358913160).

Almost surely, 2^2814856663 is an apocalyptic number.

2814856663 is a deficient number, since it is larger than the sum of its proper divisors (56448617).

2814856663 is a wasteful number, since it uses less digits than its factorization.

2814856663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260297.

The product of its digits is 1658880, while the sum is 49.

The square root of 2814856663 is about 53055.2227683571. Note that the first 3 decimals coincide. The cubic root of 2814856663 is about 1411.9481918826.

The spelling of 2814856663 in words is "two billion, eight hundred fourteen million, eight hundred fifty-six thousand, six hundred sixty-three".