163098144 has 144 divisors (see below), whose sum is σ = 522940320. Its totient is φ = 49046400.

The previous prime is 163098139. The next prime is 163098163. The reversal of 163098144 is 441890361.

163098144 is a `hidden beast` number, since 1 + 630 + 9 + 8 + 14 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 163098099 and 163098108.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1244959 + ... + 1245089.

It is an arithmetic number, because the mean of its divisors is an integer number (3631530).

Almost surely, 2^163098144 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 163098144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261470160).

163098144 is an abundant number, since it is smaller than the sum of its proper divisors (359842176).

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

163098144 is a wasteful number, since it uses less digits than its factorization.

163098144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 163098144 is about 12770.9883720877. The cubic root of 163098144 is about 546.3651705207.

The spelling of 163098144 in words is "one hundred sixty-three million, ninety-eight thousand, one hundred forty-four".