163445310316 has 24 divisors (see below), whose sum is σ = 287135568720. Its totient is φ = 81406944192.

The previous prime is 163445310293. The next prime is 163445310317. The reversal of 163445310316 is 613013544361.

163445310316 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (163445310317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1766871 + ... + 1857073.

It is an arithmetic number, because the mean of its divisors is an integer number (11963982030).

Almost surely, 2^163445310316 is an apocalyptic number.

It is an amenable number.

163445310316 is a deficient number, since it is larger than the sum of its proper divisors (123690258404).

163445310316 is a wasteful number, since it uses less digits than its factorization.

163445310316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91953 (or 91951 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

Adding to 163445310316 its reverse (613013544361), we get a palindrome (776458854677).

The spelling of 163445310316 in words is "one hundred sixty-three billion, four hundred forty-five million, three hundred ten thousand, three hundred sixteen".