163340316834 has 16 divisors (see below), whose sum is σ = 326728905120. Its totient is φ = 54438727040.

The previous prime is 163340316749. The next prime is 163340316889. The reversal of 163340316834 is 438613043361.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1967247 + ... + 2048594.

It is an arithmetic number, because the mean of its divisors is an integer number (20420556570).

Almost surely, 2^163340316834 is an apocalyptic number.

163340316834 is an abundant number, since it is smaller than the sum of its proper divisors (163388588286).

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

163340316834 is a wasteful number, since it uses less digits than its factorization.

163340316834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4022625.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 163340316834 in words is "one hundred sixty-three billion, three hundred forty million, three hundred sixteen thousand, eight hundred thirty-four".