13166066131 has 16 divisors (see below), whose sum is σ = 13954390560. Its totient is φ = 12387513600.

The previous prime is 13166066113. The next prime is 13166066153.

13166066131 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 13166066131 - 2⁵ = 13166066099 is a prime.

It is a super-2 number, since 2×13166066131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13166066731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2306581 + ... + 2312281.

It is an arithmetic number, because the mean of its divisors is an integer number (872149410).

Almost surely, 2^13166066131 is an apocalyptic number.

13166066131 is a deficient number, since it is larger than the sum of its proper divisors (788324429).

13166066131 is a wasteful number, since it uses less digits than its factorization.

13166066131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6534.

The product of its (nonzero) digits is 11664, while the sum is 34.

It can be divided in two parts, 131660 and 66131, that added together give a palindrome (197791).

The spelling of 13166066131 in words is "thirteen billion, one hundred sixty-six million, sixty-six thousand, one hundred thirty-one".