163073152 has 48 divisors (see below), whose sum is σ = 357124950. Its totient is φ = 74117120.

The previous prime is 163073111. The next prime is 163073153. The reversal of 163073152 is 251370361.

It can be written as a sum of positive squares in only one way, i.e., 117158976 + 45914176 = 10824^2 + 6776^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 163073152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163073153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10224 + ... + 20752.

Almost surely, 2^163073152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163073152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178562475).

163073152 is an abundant number, since it is smaller than the sum of its proper divisors (194051798).

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

163073152 is a wasteful number, since it uses less digits than its factorization.

163073152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10565 (or 10542 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 163073152 is about 12770.0098668717. The cubic root of 163073152 is about 546.3372620570.

The spelling of 163073152 in words is "one hundred sixty-three million, seventy-three thousand, one hundred fifty-two".