13105445035525 has 24 divisors (see below), whose sum is σ = 16597314489600. Its totient is φ = 10260788784960.

The previous prime is 13105445035519. The next prime is 13105445035577. The reversal of 13105445035525 is 52553054450131.

It is not a de Polignac number, because 13105445035525 - 2⁵ = 13105445035493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25070776 + ... + 25588174.

It is an arithmetic number, because the mean of its divisors is an integer number (691554770400).

Almost surely, 2^{13105445035525} is an apocalyptic number.

It is an amenable number.

13105445035525 is a deficient number, since it is larger than the sum of its proper divisors (3491869454075).

13105445035525 is a wasteful number, since it uses less digits than its factorization.

13105445035525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539013 (or 539008 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 43.

Adding to 13105445035525 its reverse (52553054450131), we get a palindrome (65658499485656).

The spelling of 13105445035525 in words is "thirteen trillion, one hundred five billion, four hundred forty-five million, thirty-five thousand, five hundred twenty-five".