863315513368 has 64 divisors (see below), whose sum is σ = 2083241502720. Its totient is φ = 325506470400.

The previous prime is 863315513363. The next prime is 863315513387.

863315513368 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863315513363) 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, 22585521 + ... + 22623712.

It is an arithmetic number, because the mean of its divisors is an integer number (32550648480).

Almost surely, 2^863315513368 is an apocalyptic number.

863315513368 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

863315513368 is an abundant number, since it is smaller than the sum of its proper divisors (1219925989352).

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

863315513368 is a wasteful number, since it uses less digits than its factorization.

863315513368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45209288 (or 45209284 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 52.

The spelling of 863315513368 in words is "eight hundred sixty-three billion, three hundred fifteen million, five hundred thirteen thousand, three hundred sixty-eight".