863347743368 has 64 divisors (see below), whose sum is σ = 1794269534400. Its totient is φ = 386159892480.

The previous prime is 863347743343. The next prime is 863347743373.

863347743368 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 863347743368.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2626403 + ... + 2936781.

It is an arithmetic number, because the mean of its divisors is an integer number (28035461475).

Almost surely, 2^863347743368 is an apocalyptic number.

863347743368 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 863347743368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (897134767200).

863347743368 is an abundant number, since it is smaller than the sum of its proper divisors (930921791032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

863347743368 is a wasteful number, since it uses less digits than its factorization.

863347743368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310902 (or 310898 counting only the distinct ones).

The product of its digits is 146313216, while the sum is 62.

The spelling of 863347743368 in words is "eight hundred sixty-three billion, three hundred forty-seven million, seven hundred forty-three thousand, three hundred sixty-eight".