13631339008 has 60 divisors (see below), whose sum is σ = 31682815362. Its totient is φ = 5841991680.

The previous prime is 13631338961. The next prime is 13631339011. The reversal of 13631339008 is 80093313631.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12569100544 + 1062238464 = 112112^2 + 32592^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 246583 + ... + 296758.

Almost surely, 2^13631339008 is an apocalyptic number.

It is an amenable number.

13631339008 is an abundant number, since it is smaller than the sum of its proper divisors (18051476354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13631339008 is an frugal number, since it uses more digits than its factorization.

13631339008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543373 (or 543350 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The spelling of 13631339008 in words is "thirteen billion, six hundred thirty-one million, three hundred thirty-nine thousand, eight".