863962918088 has 16 divisors (see below), whose sum is σ = 1635657953280. Its totient is φ = 427787463888.

The previous prime is 863962918067. The next prime is 863962918097. The reversal of 863962918088 is 880819269368.

It is a super-2 number, since 2×863962918088² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524248520 + ... + 524250167.

It is an arithmetic number, because the mean of its divisors is an integer number (102228622080).

Almost surely, 2^863962918088 is an apocalyptic number.

It is an amenable number.

863962918088 is a deficient number, since it is larger than the sum of its proper divisors (771695035192).

863962918088 is a wasteful number, since it uses less digits than its factorization.

863962918088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048498796 (or 1048498792 counting only the distinct ones).

The product of its (nonzero) digits is 71663616, while the sum is 68.

The spelling of 863962918088 in words is "eight hundred sixty-three billion, nine hundred sixty-two million, nine hundred eighteen thousand, eighty-eight".