11606660615 has 24 divisors (see below), whose sum is σ = 15467187120. Its totient is φ = 8354142720.

The previous prime is 11606660609. The next prime is 11606660627. The reversal of 11606660615 is 51606660611.

It is a happy number.

It is not a de Polignac number, because 11606660615 - 2⁶ = 11606660551 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40205 + ... + 157574.

It is an arithmetic number, because the mean of its divisors is an integer number (644466130).

Almost surely, 2^11606660615 is an apocalyptic number.

11606660615 is a deficient number, since it is larger than the sum of its proper divisors (3860526505).

11606660615 is a wasteful number, since it uses less digits than its factorization.

11606660615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197903 (or 197892 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 11606660615 in words is "eleven billion, six hundred six million, six hundred sixty thousand, six hundred fifteen".