13105405520132 has 6 divisors (see below), whose sum is σ = 22934459660238. Its totient is φ = 6552702760064.

The previous prime is 13105405520101. The next prime is 13105405520197. The reversal of 13105405520132 is 23102550450131.

It can be written as a sum of positive squares in only one way, i.e., 8154531316996 + 4950874203136 = 2855614^2 + 2225056^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1638175690013 + ... + 1638175690020.

It is an arithmetic number, because the mean of its divisors is an integer number (3822409943373).

Almost surely, 2^{13105405520132} is an apocalyptic number.

It is an amenable number.

13105405520132 is a deficient number, since it is larger than the sum of its proper divisors (9829054140106).

13105405520132 is a wasteful number, since it uses less digits than its factorization.

13105405520132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3276351380037 (or 3276351380035 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 13105405520132 its reverse (23102550450131), we get a palindrome (36207955970263).

The spelling of 13105405520132 in words is "thirteen trillion, one hundred five billion, four hundred five million, five hundred twenty thousand, one hundred thirty-two".