168122243850 has 96 divisors (see below), whose sum is σ = 478786498560. Its totient is φ = 38611800000.

The previous prime is 168122243833. The next prime is 168122243881. The reversal of 168122243850 is 58342221861.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2650026 + ... + 2712725.

It is an arithmetic number, because the mean of its divisors is an integer number (4987359360).

Almost surely, 2^168122243850 is an apocalyptic number.

168122243850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

168122243850 is an abundant number, since it is smaller than the sum of its proper divisors (310664254710).

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

168122243850 is a wasteful number, since it uses less digits than its factorization.

168122243850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5362796 (or 5362791 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 168122243850 in words is "one hundred sixty-eight billion, one hundred twenty-two million, two hundred forty-three thousand, eight hundred fifty".