13506235465 has 8 divisors (see below), whose sum is σ = 16730304768. Its totient is φ = 10456440240.

The previous prime is 13506235459. The next prime is 13506235469. The reversal of 13506235465 is 56453260531.

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

It is not a de Polignac number, because 13506235465 - 2²¹ = 13504138313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13506235469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43568347 + ... + 43568656.

It is an arithmetic number, because the mean of its divisors is an integer number (2091288096).

Almost surely, 2^13506235465 is an apocalyptic number.

It is an amenable number.

13506235465 is a deficient number, since it is larger than the sum of its proper divisors (3224069303).

13506235465 is an equidigital number, since it uses as much as digits as its factorization.

13506235465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87137039.

The product of its (nonzero) digits is 324000, while the sum is 40.

Adding to 13506235465 its reverse (56453260531), we get a palindrome (69959495996).

The spelling of 13506235465 in words is "thirteen billion, five hundred six million, two hundred thirty-five thousand, four hundred sixty-five".