6863349718 has 16 divisors (see below), whose sum is σ = 11252248704. Its totient is φ = 3125623680.

The previous prime is 6863349709. The next prime is 6863349733. The reversal of 6863349718 is 8179433686.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3254805 + ... + 3256912.

It is an arithmetic number, because the mean of its divisors is an integer number (703265544).

Almost surely, 2^6863349718 is an apocalyptic number.

6863349718 is a deficient number, since it is larger than the sum of its proper divisors (4388898986).

6863349718 is a wasteful number, since it uses less digits than its factorization.

6863349718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6511767.

The product of its digits is 5225472, while the sum is 55.

The square root of 6863349718 is about 82845.3361270265. The cubic root of 6863349718 is about 1900.4015511402.

The spelling of 6863349718 in words is "six billion, eight hundred sixty-three million, three hundred forty-nine thousand, seven hundred eighteen".