163603846560 has 768 divisors, whose sum is σ = 709953527808. Its totient is φ = 30602035200.

The previous prime is 163603846507. The next prime is 163603846591. The reversal of 163603846560 is 65648306361.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14445700 + ... + 14457020.

It is an arithmetic number, because the mean of its divisors is an integer number (924418656).

Almost surely, 2^163603846560 is an apocalyptic number.

163603846560 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 163603846560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (354976763904).

163603846560 is an abundant number, since it is smaller than the sum of its proper divisors (546349681248).

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

163603846560 is a wasteful number, since it uses less digits than its factorization.

163603846560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11397 (or 11389 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 163603846560 in words is "one hundred sixty-three billion, six hundred three million, eight hundred forty-six thousand, five hundred sixty".