16368963228 has 36 divisors (see below), whose sum is σ = 41994676360. Its totient is φ = 5374882656.

The previous prime is 16368963151. The next prime is 16368963251. The reversal of 16368963228 is 82236986361.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3390823 + ... + 3395646.

Almost surely, 2^16368963228 is an apocalyptic number.

16368963228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16368963228 is an abundant number, since it is smaller than the sum of its proper divisors (25625713132).

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

16368963228 is a wasteful number, since it uses less digits than its factorization.

16368963228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6786546 (or 6786541 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The spelling of 16368963228 in words is "sixteen billion, three hundred sixty-eight million, nine hundred sixty-three thousand, two hundred twenty-eight".