863664792224 has 192 divisors, whose sum is σ = 1949111055360. Its totient is φ = 373427159040.

The previous prime is 863664792203. The next prime is 863664792233. The reversal of 863664792224 is 422297466368.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 276725384 + ... + 276728504.

It is an arithmetic number, because the mean of its divisors is an integer number (10151620080).

Almost surely, 2^863664792224 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 863664792224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (974555527680).

863664792224 is an abundant number, since it is smaller than the sum of its proper divisors (1085446263136).

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

863664792224 is a wasteful number, since it uses less digits than its factorization.

863664792224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3543 (or 3535 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 59.

The spelling of 863664792224 in words is "eight hundred sixty-three billion, six hundred sixty-four million, seven hundred ninety-two thousand, two hundred twenty-four".