163340739688 has 16 divisors (see below), whose sum is σ = 350015870880. Its totient is φ = 70003174128.

The previous prime is 163340739659. The next prime is 163340739707. The reversal of 163340739688 is 886937043361.

163340739688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1458399406 + ... + 1458399517.

It is an arithmetic number, because the mean of its divisors is an integer number (21875991930).

Almost surely, 2^163340739688 is an apocalyptic number.

It is an amenable number.

163340739688 is an abundant number, since it is smaller than the sum of its proper divisors (186675131192).

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

163340739688 is a wasteful number, since it uses less digits than its factorization.

163340739688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916798936 (or 2916798932 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 58.

The spelling of 163340739688 in words is "one hundred sixty-three billion, three hundred forty million, seven hundred thirty-nine thousand, six hundred eighty-eight".