168454387134 has 48 divisors (see below), whose sum is σ = 398956731264. Its totient is φ = 50945269200.

The previous prime is 168454387111. The next prime is 168454387177. The reversal of 168454387134 is 431783454861.

168454387134 is a `hidden beast` number, since 1 + 6 + 8 + 4 + 543 + 87 + 13 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 746112 + ... + 945299.

It is an arithmetic number, because the mean of its divisors is an integer number (8311598568).

Almost surely, 2^168454387134 is an apocalyptic number.

168454387134 is an abundant number, since it is smaller than the sum of its proper divisors (230502344130).

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

168454387134 is a wasteful number, since it uses less digits than its factorization.

168454387134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691933 (or 1691930 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 54.

The spelling of 168454387134 in words is "one hundred sixty-eight billion, four hundred fifty-four million, three hundred eighty-seven thousand, one hundred thirty-four".