163406016 has 84 divisors (see below), whose sum is σ = 470257632. Its totient is φ = 54249984.

The previous prime is 163406011. The next prime is 163406021. The reversal of 163406016 is 610604361.

163406016 is a `hidden beast` number, since 16 + 3 + 40 + 601 + 6 = 666.

163406016 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (163406011) and next prime (163406021).

It is not an unprimeable number, because it can be changed into a prime (163406011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 211006 + ... + 211778.

Almost surely, 2^163406016 is an apocalyptic number.

163406016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163406016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235128816).

163406016 is an abundant number, since it is smaller than the sum of its proper divisors (306851616).

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

163406016 is a wasteful number, since it uses less digits than its factorization.

163406016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 163406016 is about 12783.0362590427. The cubic root of 163406016 is about 546.7087362693.

The spelling of 163406016 in words is "one hundred sixty-three million, four hundred six thousand, sixteen".