13440315435 has 8 divisors (see below), whose sum is σ = 21504504720. Its totient is φ = 7168168224.

The previous prime is 13440315433. The next prime is 13440315439. The reversal of 13440315435 is 53451304431.

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

It is not a de Polignac number, because 13440315435 - 2¹ = 13440315433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13440315396 and 13440315405.

It is not an unprimeable number, because it can be changed into a prime (13440315433) 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, 448010500 + ... + 448010529.

It is an arithmetic number, because the mean of its divisors is an integer number (2688063090).

Almost surely, 2^13440315435 is an apocalyptic number.

13440315435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13440315435 is a deficient number, since it is larger than the sum of its proper divisors (8064189285).

13440315435 is an equidigital number, since it uses as much as digits as its factorization.

13440315435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896021037.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 13440315435 its reverse (53451304431), we get a palindrome (66891619866).

The spelling of 13440315435 in words is "thirteen billion, four hundred forty million, three hundred fifteen thousand, four hundred thirty-five".