13501320535052 has 24 divisors (see below), whose sum is σ = 27002963629824. Its totient is φ = 5786211109392.

The previous prime is 13501320535033. The next prime is 13501320535067. The reversal of 13501320535052 is 25053502310531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458438 + ... + 5216589.

It is an arithmetic number, because the mean of its divisors is an integer number (1125123484576).

Almost surely, 2^{13501320535052} is an apocalyptic number.

It is an amenable number.

13501320535052 is an abundant number, since it is smaller than the sum of its proper divisors (13501643094772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13501320535052 is a wasteful number, since it uses less digits than its factorization.

13501320535052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760005 (or 5760003 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 35.

Adding to 13501320535052 its reverse (25053502310531), we get a palindrome (38554822845583).

The spelling of 13501320535052 in words is "thirteen trillion, five hundred one billion, three hundred twenty million, five hundred thirty-five thousand, fifty-two".