13405433053312 has 32 divisors (see below), whose sum is σ = 26719839139500. Its totient is φ = 6699277347840.

The previous prime is 13405433053297. The next prime is 13405433053319. The reversal of 13405433053312 is 21335033450431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13334007283776 + 71425769536 = 3651576^2 + 267256^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (13405433053319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26618139 + ... + 27117082.

Almost surely, 2^{13405433053312} is an apocalyptic number.

It is an amenable number.

13405433053312 is a deficient number, since it is larger than the sum of its proper divisors (13314406086188).

13405433053312 is an equidigital number, since it uses as much as digits as its factorization.

13405433053312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53737184 (or 53737172 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 37.

The spelling of 13405433053312 in words is "thirteen trillion, four hundred five billion, four hundred thirty-three million, fifty-three thousand, three hundred twelve".