169121416236 has 24 divisors (see below), whose sum is σ = 407346207744. Its totient is φ = 54555295440.

The previous prime is 169121416157. The next prime is 169121416271. The reversal of 169121416236 is 632614121961.

It is a happy number.

169121416236 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227313360 + ... + 227314103.

It is an arithmetic number, because the mean of its divisors is an integer number (16972758656).

Almost surely, 2^169121416236 is an apocalyptic number.

It is an amenable number.

169121416236 is an abundant number, since it is smaller than the sum of its proper divisors (238224791508).

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

169121416236 is a wasteful number, since it uses less digits than its factorization.

169121416236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454627501 (or 454627499 counting only the distinct ones).

The product of its digits is 93312, while the sum is 42.

The spelling of 169121416236 in words is "one hundred sixty-nine billion, one hundred twenty-one million, four hundred sixteen thousand, two hundred thirty-six".