168864398082 has 32 divisors (see below), whose sum is σ = 375268118400. Its totient is φ = 56286047664.

The previous prime is 168864398063. The next prime is 168864398099. The reversal of 168864398082 is 280893468861.

168864398082 is a `hidden beast` number, since 168 + 8 + 6 + 4 + 398 + 0 + 82 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2276808 + ... + 2349804.

It is an arithmetic number, because the mean of its divisors is an integer number (11727128700).

Almost surely, 2^168864398082 is an apocalyptic number.

168864398082 is an abundant number, since it is smaller than the sum of its proper divisors (206403720318).

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

168864398082 is a wasteful number, since it uses less digits than its factorization.

168864398082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115847 (or 115841 counting only the distinct ones).

The product of its (nonzero) digits is 31850496, while the sum is 63.

The spelling of 168864398082 in words is "one hundred sixty-eight billion, eight hundred sixty-four million, three hundred ninety-eight thousand, eighty-two".