13200723535 has 16 divisors (see below), whose sum is σ = 15985677312. Its totient is φ = 10464249600.

The previous prime is 13200723511. The next prime is 13200723551. The reversal of 13200723535 is 53532700231.

13200723535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13200723535 - 2¹¹ = 13200721487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13200723497 and 13200723506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508675 + ... + 533995.

It is an arithmetic number, because the mean of its divisors is an integer number (999104832).

Almost surely, 2^13200723535 is an apocalyptic number.

13200723535 is a deficient number, since it is larger than the sum of its proper divisors (2784953777).

13200723535 is a wasteful number, since it uses less digits than its factorization.

13200723535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26274.

The product of its (nonzero) digits is 18900, while the sum is 31.

The spelling of 13200723535 in words is "thirteen billion, two hundred million, seven hundred twenty-three thousand, five hundred thirty-five".