163485120 has 112 divisors (see below), whose sum is σ = 546445440. Its totient is φ = 41296896.

The previous prime is 163485083. The next prime is 163485143. The reversal of 163485120 is 21584361.

163485120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×163485120² = 53454768922828800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13759 + ... + 22721.

Almost surely, 2^163485120 is an apocalyptic number.

163485120 is a gapful number since it is divisible by the number (10) 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 163485120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273222720).

163485120 is an abundant number, since it is smaller than the sum of its proper divisors (382960320).

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

163485120 is a wasteful number, since it uses less digits than its factorization.

163485120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9002 (or 8992 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 163485120 is about 12786.1299852614. The cubic root of 163485120 is about 546.7969416534.

The spelling of 163485120 in words is "one hundred sixty-three million, four hundred eighty-five thousand, one hundred twenty".