13445435444432 has 40 divisors (see below), whose sum is σ = 26544214053384. Its totient is φ = 6596270014464.

The previous prime is 13445435444429. The next prime is 13445435444437. The reversal of 13445435444432 is 23444453454431.

It can be written as a sum of positive squares in 4 ways, for example, as 736809357376 + 12708626087056 = 858376^2 + 3564916^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13445435444437) 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 7 ways as a sum of consecutive naturals, for example, 29597123 + ... + 30047970.

Almost surely, 2^{13445435444432} is an apocalyptic number.

It is an amenable number.

13445435444432 is a deficient number, since it is larger than the sum of its proper divisors (13098778608952).

13445435444432 is a wasteful number, since it uses less digits than its factorization.

13445435444432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59645367 (or 59645361 counting only the distinct ones).

The product of its digits is 22118400, while the sum is 50.

Adding to 13445435444432 its reverse (23444453454431), we get a palindrome (36889888898863).

The spelling of 13445435444432 in words is "thirteen trillion, four hundred forty-five billion, four hundred thirty-five million, four hundred forty-four thousand, four hundred thirty-two".