13632478312 has 16 divisors (see below), whose sum is σ = 25694726400. Its totient is φ = 6780551280.

The previous prime is 13632478309. The next prime is 13632478337. The reversal of 13632478312 is 21387423631.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4459362 + ... + 4462417.

It is an arithmetic number, because the mean of its divisors is an integer number (1605920400).

Almost surely, 2^13632478312 is an apocalyptic number.

It is an amenable number.

13632478312 is a deficient number, since it is larger than the sum of its proper divisors (12062248088).

13632478312 is a wasteful number, since it uses less digits than its factorization.

13632478312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8921976 (or 8921972 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The spelling of 13632478312 in words is "thirteen billion, six hundred thirty-two million, four hundred seventy-eight thousand, three hundred twelve".