13531523332 has 12 divisors (see below), whose sum is σ = 23946235740. Its totient is φ = 6689741696.

The previous prime is 13531523329. The next prime is 13531523347. The reversal of 13531523332 is 23332513531.

It can be written as a sum of positive squares in 2 ways, for example, as 1888250116 + 11643273216 = 43454^2 + 107904^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13531523294 and 13531523303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19004593 + ... + 19005304.

It is an arithmetic number, because the mean of its divisors is an integer number (1995519645).

Almost surely, 2^13531523332 is an apocalyptic number.

It is an amenable number.

13531523332 is a deficient number, since it is larger than the sum of its proper divisors (10414712408).

13531523332 is a wasteful number, since it uses less digits than its factorization.

13531523332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38009990 (or 38009988 counting only the distinct ones).

The product of its digits is 24300, while the sum is 31.

The spelling of 13531523332 in words is "thirteen billion, five hundred thirty-one million, five hundred twenty-three thousand, three hundred thirty-two".