863032368384 has 144 divisors (see below), whose sum is σ = 2554797562240. Its totient is φ = 287377735680.

The previous prime is 863032368353. The next prime is 863032368397. The reversal of 863032368384 is 483863230368.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 863032368384.

It is a congruent number.

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, 6619344 + ... + 6748464.

Almost surely, 2^863032368384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 863032368384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1277398781120).

863032368384 is an abundant number, since it is smaller than the sum of its proper divisors (1691765193856).

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

863032368384 is a wasteful number, since it uses less digits than its factorization.

863032368384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130113 (or 130093 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 54.

The spelling of 863032368384 in words is "eight hundred sixty-three billion, thirty-two million, three hundred sixty-eight thousand, three hundred eighty-four".