163450152 has 24 divisors (see below), whose sum is σ = 442677690. Its totient is φ = 54483360.

The previous prime is 163450123. The next prime is 163450159. The reversal of 163450152 is 251054361.

163450152 is a `hidden beast` number, since 1 + 63 + 450 + 152 = 666.

It can be written as a sum of positive squares in only one way, i.e., 123076836 + 40373316 = 11094^2 + 6354^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (163450159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1134999 + ... + 1135142.

Almost surely, 2^163450152 is an apocalyptic number.

163450152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

163450152 is an abundant number, since it is smaller than the sum of its proper divisors (279227538).

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

163450152 is a wasteful number, since it uses less digits than its factorization.

163450152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2270153 (or 2270146 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 163450152 is about 12784.7624929054. The cubic root of 163450152 is about 546.7579538873.

The spelling of 163450152 in words is "one hundred sixty-three million, four hundred fifty thousand, one hundred fifty-two".