13404532401166 has 8 divisors (see below), whose sum is σ = 20436418251144. Its totient is φ = 6592392984120.

The previous prime is 13404532401163. The next prime is 13404532401173. The reversal of 13404532401166 is 66110423540431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13404532401163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54936608080 + ... + 54936608323.

It is an arithmetic number, because the mean of its divisors is an integer number (2554552281393).

Almost surely, 2^{13404532401166} is an apocalyptic number.

13404532401166 is a deficient number, since it is larger than the sum of its proper divisors (7031885849978).

13404532401166 is a wasteful number, since it uses less digits than its factorization.

13404532401166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109873216466.

The product of its (nonzero) digits is 207360, while the sum is 40.

Adding to 13404532401166 its reverse (66110423540431), we get a palindrome (79514955941597).

The spelling of 13404532401166 in words is "thirteen trillion, four hundred four billion, five hundred thirty-two million, four hundred one thousand, one hundred sixty-six".