13501454243405 has 16 divisors (see below), whose sum is σ = 16243017436800. Its totient is φ = 10773650048832.

The previous prime is 13501454243377. The next prime is 13501454243443. The reversal of 13501454243405 is 50434245410531.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13501454243405 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91631402 + ... + 91778628.

It is an arithmetic number, because the mean of its divisors is an integer number (1015188589800).

Almost surely, 2^{13501454243405} is an apocalyptic number.

It is an amenable number.

13501454243405 is a deficient number, since it is larger than the sum of its proper divisors (2741563193395).

13501454243405 is a wasteful number, since it uses less digits than its factorization.

13501454243405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193828.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 13501454243405 its reverse (50434245410531), we get a palindrome (63935699653936).

The spelling of 13501454243405 in words is "thirteen trillion, five hundred one billion, four hundred fifty-four million, two hundred forty-three thousand, four hundred five".