13405521313004 has 12 divisors (see below), whose sum is σ = 24694381366200. Its totient is φ = 6349983779808.

The previous prime is 13405521313001. The next prime is 13405521313027. The reversal of 13405521313004 is 40031312550431.

It is not an unprimeable number, because it can be changed into a prime (13405521313001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88194219089 + ... + 88194219240.

It is an arithmetic number, because the mean of its divisors is an integer number (2057865113850).

Almost surely, 2^{13405521313004} is an apocalyptic number.

It is an amenable number.

13405521313004 is a deficient number, since it is larger than the sum of its proper divisors (11288860053196).

13405521313004 is a wasteful number, since it uses less digits than its factorization.

13405521313004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176388438352 (or 176388438350 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 13405521313004 its reverse (40031312550431), we get a palindrome (53436833863435).

The spelling of 13405521313004 in words is "thirteen trillion, four hundred five billion, five hundred twenty-one million, three hundred thirteen thousand, four".