11670605517 has 8 divisors (see below), whose sum is σ = 16097387040. Its totient is φ = 7512113840.

The previous prime is 11670605399. The next prime is 11670605521. The reversal of 11670605517 is 71550607611.

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

It is a cyclic number.

It is not a de Polignac number, because 11670605517 - 2¹⁰ = 11670604493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11670605567) 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, 67072359 + ... + 67072532.

It is an arithmetic number, because the mean of its divisors is an integer number (2012173380).

Almost surely, 2^11670605517 is an apocalyptic number.

It is an amenable number.

11670605517 is a deficient number, since it is larger than the sum of its proper divisors (4426781523).

11670605517 is a wasteful number, since it uses less digits than its factorization.

11670605517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134144923.

The product of its (nonzero) digits is 44100, while the sum is 39.

The spelling of 11670605517 in words is "eleven billion, six hundred seventy million, six hundred five thousand, five hundred seventeen".