168464323236 has 24 divisors (see below), whose sum is σ = 428818277664. Its totient is φ = 51049794880.

The previous prime is 168464323169. The next prime is 168464323243. The reversal of 168464323236 is 632323464861.

168464323236 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 638122305 + ... + 638122568.

It is an arithmetic number, because the mean of its divisors is an integer number (17867428236).

Almost surely, 2^168464323236 is an apocalyptic number.

It is an amenable number.

168464323236 is an abundant number, since it is smaller than the sum of its proper divisors (260353954428).

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

168464323236 is a wasteful number, since it uses less digits than its factorization.

168464323236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276244891 (or 1276244889 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 48.

The spelling of 168464323236 in words is "one hundred sixty-eight billion, four hundred sixty-four million, three hundred twenty-three thousand, two hundred thirty-six".