13345652332161 has 12 divisors (see below), whose sum is σ = 19283960267520. Its totient is φ = 8893913755320.

The previous prime is 13345652332151. The next prime is 13345652332183. The reversal of 13345652332161 is 16123325654331.

13345652332161 is a `hidden beast` number, since 1 + 3 + 3 + 4 + 565 + 2 + 3 + 3 + 21 + 61 = 666.

It is not a de Polignac number, because 13345652332161 - 2³⁵ = 13311292593793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13345652332121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265623441 + ... + 265673678.

It is an arithmetic number, because the mean of its divisors is an integer number (1606996688960).

Almost surely, 2^{13345652332161} is an apocalyptic number.

It is an amenable number.

13345652332161 is a deficient number, since it is larger than the sum of its proper divisors (5938307935359).

13345652332161 is a wasteful number, since it uses less digits than its factorization.

13345652332161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531299916 (or 531299913 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 45.

Adding to 13345652332161 its reverse (16123325654331), we get a palindrome (29468977986492).

The spelling of 13345652332161 in words is "thirteen trillion, three hundred forty-five billion, six hundred fifty-two million, three hundred thirty-two thousand, one hundred sixty-one".