168350018522 has 16 divisors (see below), whose sum is σ = 305576504640. Its totient is φ = 67905889728.

The previous prime is 168350018521. The next prime is 168350018531. The reversal of 168350018522 is 225810053861.

It is a self number, because there is not a number n which added to its sum of digits gives 168350018522.

It is not an unprimeable number, because it can be changed into a prime (168350018521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353676272 + ... + 353676747.

It is an arithmetic number, because the mean of its divisors is an integer number (19098531540).

Almost surely, 2^168350018522 is an apocalyptic number.

168350018522 is a deficient number, since it is larger than the sum of its proper divisors (137226486118).

168350018522 is a wasteful number, since it uses less digits than its factorization.

168350018522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707353045.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 168350018522 in words is "one hundred sixty-eight billion, three hundred fifty million, eighteen thousand, five hundred twenty-two".