13443445314145 has 32 divisors (see below), whose sum is σ = 20118696247296. Its totient is φ = 8377868990400.

The previous prime is 13443445314137. The next prime is 13443445314157. The reversal of 13443445314145 is 54141354434431.

It is a happy number.

It is not a de Polignac number, because 13443445314145 - 2³ = 13443445314137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13443445314095 and 13443445314104.

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, 3812761 + ... + 6436150.

It is an arithmetic number, because the mean of its divisors is an integer number (628709257728).

Almost surely, 2^{13443445314145} is an apocalyptic number.

It is an amenable number.

13443445314145 is a deficient number, since it is larger than the sum of its proper divisors (6675250933151).

13443445314145 is a wasteful number, since it uses less digits than its factorization.

13443445314145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10252341.

The product of its digits is 2764800, while the sum is 46.

Adding to 13443445314145 its reverse (54141354434431), we get a palindrome (67584799748576).

The spelling of 13443445314145 in words is "thirteen trillion, four hundred forty-three billion, four hundred forty-five million, three hundred fourteen thousand, one hundred forty-five".