13451335040517 has 16 divisors (see below), whose sum is σ = 19571494812672. Its totient is φ = 8149859028720.

The previous prime is 13451335040513. The next prime is 13451335040531. The reversal of 13451335040517 is 71504053315431.

It is not a de Polignac number, because 13451335040517 - 2² = 13451335040513 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13451335040513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61520173 + ... + 61738434.

It is an arithmetic number, because the mean of its divisors is an integer number (1223218425792).

Almost surely, 2^{13451335040517} is an apocalyptic number.

It is an amenable number.

13451335040517 is a deficient number, since it is larger than the sum of its proper divisors (6120159772155).

13451335040517 is a wasteful number, since it uses less digits than its factorization.

13451335040517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123261928.

The product of its (nonzero) digits is 378000, while the sum is 42.

Adding to 13451335040517 its reverse (71504053315431), we get a palindrome (84955388355948).

The spelling of 13451335040517 in words is "thirteen trillion, four hundred fifty-one billion, three hundred thirty-five million, forty thousand, five hundred seventeen".