163919622048 has 288 divisors, whose sum is σ = 533949494400. Its totient is φ = 43113627648.

The previous prime is 163919622043. The next prime is 163919622071. The reversal of 163919622048 is 840226919361.

It is not an unprimeable number, because it can be changed into a prime (163919622043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46447548 + ... + 46451076.

It is an arithmetic number, because the mean of its divisors is an integer number (1853991300).

Almost surely, 2^163919622048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163919622048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266974747200).

163919622048 is an abundant number, since it is smaller than the sum of its proper divisors (370029872352).

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

163919622048 is a wasteful number, since it uses less digits than its factorization.

163919622048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3984 (or 3963 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 163919622048 in words is "one hundred sixty-three billion, nine hundred nineteen million, six hundred twenty-two thousand, forty-eight".