13665482008 has 16 divisors (see below), whose sum is σ = 25678366560. Its totient is φ = 6817917600.

The previous prime is 13665481981. The next prime is 13665482009. The reversal of 13665482008 is 80028456631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13665482009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1849008 + ... + 1856383.

It is an arithmetic number, because the mean of its divisors is an integer number (1604897910).

Almost surely, 2^13665482008 is an apocalyptic number.

It is an amenable number.

13665482008 is a deficient number, since it is larger than the sum of its proper divisors (12012884552).

13665482008 is a wasteful number, since it uses less digits than its factorization.

13665482008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705858 (or 3705854 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 13665482008 in words is "thirteen billion, six hundred sixty-five million, four hundred eighty-two thousand, eight".