13443238535 has 8 divisors (see below), whose sum is σ = 16139540736. Its totient is φ = 10749487840.

The previous prime is 13443238483. The next prime is 13443238577. The reversal of 13443238535 is 53583234431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13443238535 - 2⁸ = 13443238279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13443238492 and 13443238501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 626264 + ... + 647373.

It is an arithmetic number, because the mean of its divisors is an integer number (2017442592).

Almost surely, 2^13443238535 is an apocalyptic number.

13443238535 is a deficient number, since it is larger than the sum of its proper divisors (2696302201).

13443238535 is a wasteful number, since it uses less digits than its factorization.

13443238535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275753.

The product of its digits is 518400, while the sum is 41.

The spelling of 13443238535 in words is "thirteen billion, four hundred forty-three million, two hundred thirty-eight thousand, five hundred thirty-five".