13211536325 has 12 divisors (see below), whose sum is σ = 17642482788. Its totient is φ = 9756211200.

The previous prime is 13211536319. The next prime is 13211536339. The reversal of 13211536325 is 52363511231.

It can be written as a sum of positive squares in 6 ways, for example, as 2878000609 + 10333535716 = 53647^2 + 101654^2 .

It is not a de Polignac number, because 13211536325 - 2⁴ = 13211536309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13211536291 and 13211536300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20325116 + ... + 20325765.

It is an arithmetic number, because the mean of its divisors is an integer number (1470206899).

Almost surely, 2^13211536325 is an apocalyptic number.

It is an amenable number.

13211536325 is a deficient number, since it is larger than the sum of its proper divisors (4430946463).

13211536325 is a wasteful number, since it uses less digits than its factorization.

13211536325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40650904 (or 40650899 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The spelling of 13211536325 in words is "thirteen billion, two hundred eleven million, five hundred thirty-six thousand, three hundred twenty-five".