13365040166 has 16 divisors (see below), whose sum is σ = 21022956000. Its totient is φ = 6363701568.

The previous prime is 13365040153. The next prime is 13365040177. The reversal of 13365040166 is 66104056331.

It is a congruent number.

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, 1574066 + ... + 1582533.

It is an arithmetic number, because the mean of its divisors is an integer number (1313934750).

Almost surely, 2^13365040166 is an apocalyptic number.

13365040166 is a deficient number, since it is larger than the sum of its proper divisors (7657915834).

13365040166 is a wasteful number, since it uses less digits than its factorization.

13365040166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3156703.

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 13365040166 its reverse (66104056331), we get a palindrome (79469096497).

The spelling of 13365040166 in words is "thirteen billion, three hundred sixty-five million, forty thousand, one hundred sixty-six".