168999531482674 has 16 divisors (see below), whose sum is σ = 264884858679168. Its totient is φ = 80714685614112.

The previous prime is 168999531482629. The next prime is 168999531482689. The reversal of 168999531482674 is 476284135999861.

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, 2526722307 + ... + 2526789190.

It is an arithmetic number, because the mean of its divisors is an integer number (16555303667448).

Almost surely, 2^{168999531482674} is an apocalyptic number.

168999531482674 is a deficient number, since it is larger than the sum of its proper divisors (95885327196494).

168999531482674 is a wasteful number, since it uses less digits than its factorization.

168999531482674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5053512249.

The product of its digits is 5643509760, while the sum is 82.

The spelling of 168999531482674 in words is "one hundred sixty-eight trillion, nine hundred ninety-nine billion, five hundred thirty-one million, four hundred eighty-two thousand, six hundred seventy-four".