13166232541564 has 12 divisors (see below), whose sum is σ = 23057259624000. Its totient is φ = 6578444077568.

The previous prime is 13166232541559. The next prime is 13166232541571. The reversal of 13166232541564 is 46514523266131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1168041964 + ... + 1168053235.

It is an arithmetic number, because the mean of its divisors is an integer number (1921438302000).

Almost surely, 2^{13166232541564} is an apocalyptic number.

It is an amenable number.

13166232541564 is a deficient number, since it is larger than the sum of its proper divisors (9891027082436).

13166232541564 is a wasteful number, since it uses less digits than its factorization.

13166232541564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2336096612 (or 2336096610 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 49.

The spelling of 13166232541564 in words is "thirteen trillion, one hundred sixty-six billion, two hundred thirty-two million, five hundred forty-one thousand, five hundred sixty-four".