163071664734 has 16 divisors (see below), whose sum is σ = 355792723200. Its totient is φ = 49415655960.

The previous prime is 163071664703. The next prime is 163071664793. The reversal of 163071664734 is 437466170361.

It is a congruent number.

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, 1235391334 + ... + 1235391465.

It is an arithmetic number, because the mean of its divisors is an integer number (22237045200).

Almost surely, 2^163071664734 is an apocalyptic number.

163071664734 is an abundant number, since it is smaller than the sum of its proper divisors (192721058466).

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

163071664734 is a wasteful number, since it uses less digits than its factorization.

163071664734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2470782815.

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 163071664734 in words is "one hundred sixty-three billion, seventy-one million, six hundred sixty-four thousand, seven hundred thirty-four".