163003345546160 has 320 divisors, whose sum is σ = 441564169512960. Its totient is φ = 54803503964160.

The previous prime is 163003345546087. The next prime is 163003345546169. The reversal of 163003345546160 is 61645543300361.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (163003345546169) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20563052117 + ... + 20563060043.

It is an arithmetic number, because the mean of its divisors is an integer number (1379888029728).

Almost surely, 2^{163003345546160} is an apocalyptic number.

163003345546160 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 163003345546160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220782084756480).

163003345546160 is an abundant number, since it is smaller than the sum of its proper divisors (278560823966800).

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

163003345546160 is a wasteful number, since it uses less digits than its factorization.

163003345546160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9764 (or 9758 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 163003345546160 in words is "one hundred sixty-three trillion, three billion, three hundred forty-five million, five hundred forty-six thousand, one hundred sixty".