163328412 has 24 divisors (see below), whose sum is σ = 410415376. Its totient is φ = 50254848.

The previous prime is 163328411. The next prime is 163328423. The reversal of 163328412 is 214823361.

163328412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 163328412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163328411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 523333 + ... + 523644.

Almost surely, 2^163328412 is an apocalyptic number.

163328412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

163328412 is an abundant number, since it is smaller than the sum of its proper divisors (247086964).

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

163328412 is a wasteful number, since it uses less digits than its factorization.

163328412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046997 (or 1046995 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 163328412 is about 12780.0004694836. Note that the first 3 decimals coincide. The cubic root of 163328412 is about 546.6221758028.

The spelling of 163328412 in words is "one hundred sixty-three million, three hundred twenty-eight thousand, four hundred twelve".