168286234988 has 12 divisors (see below), whose sum is σ = 296749010712. Its totient is φ = 83500803360.

The previous prime is 168286234973. The next prime is 168286234999. The reversal of 168286234988 is 889432682861.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160577945 + ... + 160578992.

It is an arithmetic number, because the mean of its divisors is an integer number (24729084226).

Almost surely, 2^168286234988 is an apocalyptic number.

It is an amenable number.

168286234988 is a deficient number, since it is larger than the sum of its proper divisors (128462775724).

168286234988 is a wasteful number, since it uses less digits than its factorization.

168286234988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321157072 (or 321157070 counting only the distinct ones).

The product of its digits is 63700992, while the sum is 65.

The spelling of 168286234988 in words is "one hundred sixty-eight billion, two hundred eighty-six million, two hundred thirty-four thousand, nine hundred eighty-eight".