13105403434445 has 32 divisors (see below), whose sum is σ = 18249427104000. Its totient is φ = 8848529496576.

The previous prime is 13105403434439. The next prime is 13105403434463. The reversal of 13105403434445 is 54443430450131.

It is not a de Polignac number, because 13105403434445 - 2¹⁴ = 13105403418061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4089281 + ... + 6552329.

It is an arithmetic number, because the mean of its divisors is an integer number (570294597000).

Almost surely, 2^{13105403434445} is an apocalyptic number.

It is an amenable number.

13105403434445 is a deficient number, since it is larger than the sum of its proper divisors (5144023669555).

13105403434445 is a wasteful number, since it uses less digits than its factorization.

13105403434445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2465397.

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 13105403434445 its reverse (54443430450131), we get a palindrome (67548833884576).

The spelling of 13105403434445 in words is "thirteen trillion, one hundred five billion, four hundred three million, four hundred thirty-four thousand, four hundred forty-five".