168433518344 has 64 divisors (see below), whose sum is σ = 388924368000. Its totient is φ = 66593332224.

The previous prime is 168433518329. The next prime is 168433518457. The reversal of 168433518344 is 443815334861.

168433518344 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 168433518292 and 168433518301.

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 15 ways as a sum of consecutive naturals, for example, 1168784 + ... + 1304960.

It is an arithmetic number, because the mean of its divisors is an integer number (6076943250).

Almost surely, 2^168433518344 is an apocalyptic number.

168433518344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

168433518344 is an abundant number, since it is smaller than the sum of its proper divisors (220490849656).

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

168433518344 is a wasteful number, since it uses less digits than its factorization.

168433518344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137902 (or 137898 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 50.

The spelling of 168433518344 in words is "one hundred sixty-eight billion, four hundred thirty-three million, five hundred eighteen thousand, three hundred forty-four".