13403532512 has 12 divisors (see below), whose sum is σ = 26388204696. Its totient is φ = 6701766240.

The previous prime is 13403532487. The next prime is 13403532523. The reversal of 13403532512 is 21523530431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209430164 + ... + 209430227.

It is an arithmetic number, because the mean of its divisors is an integer number (2199017058).

Almost surely, 2^13403532512 is an apocalyptic number.

It is an amenable number.

13403532512 is a deficient number, since it is larger than the sum of its proper divisors (12984672184).

13403532512 is an equidigital number, since it uses as much as digits as its factorization.

13403532512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418860401 (or 418860393 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 13403532512 in words is "thirteen billion, four hundred three million, five hundred thirty-two thousand, five hundred twelve".