163215063311216 has 160 divisors (see below), whose sum is σ = 380743773696000. Its totient is φ = 66212456417280.

The previous prime is 163215063311203. The next prime is 163215063311219. The reversal of 163215063311216 is 612113360512361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163215063311219) 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, 22690815716 + ... + 22690822908.

It is an arithmetic number, because the mean of its divisors is an integer number (2379648585600).

Almost surely, 2^{163215063311216} is an apocalyptic number.

163215063311216 is a gapful number since it is divisible by the number (16) 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 163215063311216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190371886848000).

163215063311216 is an abundant number, since it is smaller than the sum of its proper divisors (217528710384784).

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

163215063311216 is a wasteful number, since it uses less digits than its factorization.

163215063311216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14647 (or 14641 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 163215063311216 in words is "one hundred sixty-three trillion, two hundred fifteen billion, sixty-three million, three hundred eleven thousand, two hundred sixteen".