11665715001 has 8 divisors (see below), whose sum is σ = 15563960160. Its totient is φ = 7772306592.

The previous prime is 11665714999. The next prime is 11665715051. The reversal of 11665715001 is 10051756611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11665715001 - 2¹ = 11665714999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11665715051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1203555 + ... + 1213208.

It is an arithmetic number, because the mean of its divisors is an integer number (1945495020).

Almost surely, 2^11665715001 is an apocalyptic number.

It is an amenable number.

11665715001 is a deficient number, since it is larger than the sum of its proper divisors (3898245159).

11665715001 is a wasteful number, since it uses less digits than its factorization.

11665715001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418375.

The product of its (nonzero) digits is 6300, while the sum is 33.

The spelling of 11665715001 in words is "eleven billion, six hundred sixty-five million, seven hundred fifteen thousand, one".