163546560 has 224 divisors, whose sum is σ = 602772480. Its totient is φ = 41665536.

The previous prime is 163546553. The next prime is 163546567. The reversal of 163546560 is 65645361.

163546560 is a `hidden beast` number, since 1 + 63 + 546 + 56 + 0 = 666.

163546560 is digitally balanced in base 2, 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 (163546553) and next prime (163546567).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163546567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 198309 + ... + 199131.

Almost surely, 2^163546560 is an apocalyptic number.

163546560 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 163546560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301386240).

163546560 is an abundant number, since it is smaller than the sum of its proper divisors (439225920).

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

163546560 is a wasteful number, since it uses less digits than its factorization.

163546560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872 (or 856 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 163546560 is about 12788.5323630196. The cubic root of 163546560 is about 546.8654310598.

The spelling of 163546560 in words is "one hundred sixty-three million, five hundred forty-six thousand, five hundred sixty".