13531532032 has 18 divisors (see below), whose sum is σ = 27010207028. Its totient is φ = 6765765888.

The previous prime is 13531531963. The next prime is 13531532051. The reversal of 13531532032 is 23023513531.

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 as a sum of consecutive naturals, namely, 26428518 + ... + 26429029.

Almost surely, 2^13531532032 is an apocalyptic number.

It is an amenable number.

13531532032 is a deficient number, since it is larger than the sum of its proper divisors (13478674996).

13531532032 is an frugal number, since it uses more digits than its factorization.

13531532032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52857563 (or 52857549 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 28.

The spelling of 13531532032 in words is "thirteen billion, five hundred thirty-one million, five hundred thirty-two thousand, thirty-two".