13665765006 has 12 divisors (see below), whose sum is σ = 29609157552. Its totient is φ = 4555254996.

The previous prime is 13665764977. The next prime is 13665765011. The reversal of 13665765006 is 60056756631.

13665765006 is a `hidden beast` number, since 13 + 6 + 65 + 76 + 500 + 6 = 666.

It is a Curzon number.

It is a congruent number.

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, 379604566 + ... + 379604601.

It is an arithmetic number, because the mean of its divisors is an integer number (2467429796).

Almost surely, 2^13665765006 is an apocalyptic number.

13665765006 is an abundant number, since it is smaller than the sum of its proper divisors (15943392546).

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

13665765006 is a wasteful number, since it uses less digits than its factorization.

13665765006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759209175 (or 759209172 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 13665765006 in words is "thirteen billion, six hundred sixty-five million, seven hundred sixty-five thousand, six".