168669010535 has 16 divisors (see below), whose sum is σ = 204287957280. Its totient is φ = 133678788480.

The previous prime is 168669010519. The next prime is 168669010561. The reversal of 168669010535 is 535010966861.

It is not a de Polignac number, because 168669010535 - 2⁴ = 168669010519 is a prime.

It is a super-2 number, since 2×168669010535² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 5008664 + ... + 5042226.

It is an arithmetic number, because the mean of its divisors is an integer number (12767997330).

Almost surely, 2^168669010535 is an apocalyptic number.

168669010535 is a deficient number, since it is larger than the sum of its proper divisors (35618946745).

168669010535 is a wasteful number, since it uses less digits than its factorization.

168669010535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42898.

The product of its (nonzero) digits is 1166400, while the sum is 50.

The spelling of 168669010535 in words is "one hundred sixty-eight billion, six hundred sixty-nine million, ten thousand, five hundred thirty-five".