163260033170880 has 448 divisors, whose sum is σ = 540549622886400. Its totient is φ = 41719141564416.

The previous prime is 163260033170803. The next prime is 163260033170939. The reversal of 163260033170880 is 88071330062361.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 451064221 + ... + 451426019.

Almost surely, 2^{163260033170880} is an apocalyptic number.

163260033170880 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 163260033170880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270274811443200).

163260033170880 is an abundant number, since it is smaller than the sum of its proper divisors (377289589715520).

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

163260033170880 is a wasteful number, since it uses less digits than its factorization.

163260033170880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362076 (or 362066 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 163260033170880 in words is "one hundred sixty-three trillion, two hundred sixty billion, thirty-three million, one hundred seventy thousand, eight hundred eighty".