13505853166 has 64 divisors (see below), whose sum is σ = 22731383808. Its totient is φ = 5978636928.

The previous prime is 13505853157. The next prime is 13505853203. The reversal of 13505853166 is 66135850531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23988801 + ... + 23989363.

It is an arithmetic number, because the mean of its divisors is an integer number (355177872).

Almost surely, 2^13505853166 is an apocalyptic number.

13505853166 is a deficient number, since it is larger than the sum of its proper divisors (9225530642).

13505853166 is a wasteful number, since it uses less digits than its factorization.

13505853166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985.

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 13505853166 in words is "thirteen billion, five hundred five million, eight hundred fifty-three thousand, one hundred sixty-six".