13443605613798 has 16 divisors (see below), whose sum is σ = 26887250854656. Its totient is φ = 4481195266760.

The previous prime is 13443605613797. The next prime is 13443605613799. The reversal of 13443605613798 is 89731650634431.

It is an interprime number because it is at equal distance from previous prime (13443605613797) and next prime (13443605613799).

It is a super-2 number, since 2×13443605613798² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13443605613797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4551583 + ... + 6899573.

It is an arithmetic number, because the mean of its divisors is an integer number (1680453178416).

Almost surely, 2^{13443605613798} is an apocalyptic number.

13443605613798 is an abundant number, since it is smaller than the sum of its proper divisors (13443645240858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13443605613798 is a wasteful number, since it uses less digits than its factorization.

13443605613798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3302259.

The product of its (nonzero) digits is 39191040, while the sum is 60.

The spelling of 13443605613798 in words is "thirteen trillion, four hundred forty-three billion, six hundred five million, six hundred thirteen thousand, seven hundred ninety-eight".