16863225936 has 20 divisors (see below), whose sum is σ = 43563333792. Its totient is φ = 5621075296.

The previous prime is 16863225901. The next prime is 16863225949. The reversal of 16863225936 is 63952236861.

It is a congruent number.

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, 175658556 + ... + 175658651.

Almost surely, 2^16863225936 is an apocalyptic number.

16863225936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16863225936 is an abundant number, since it is smaller than the sum of its proper divisors (26700107856).

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

16863225936 is a wasteful number, since it uses less digits than its factorization.

16863225936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351317218 (or 351317212 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 51.

The spelling of 16863225936 in words is "sixteen billion, eight hundred sixty-three million, two hundred twenty-five thousand, nine hundred thirty-six".