11606642567 has 8 divisors (see below), whose sum is σ = 12506748240. Its totient is φ = 10707577920.

The previous prime is 11606642539. The next prime is 11606642581. The reversal of 11606642567 is 76524660611.

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

It is not a de Polignac number, because 11606642567 - 2⁶ = 11606642503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11606642587) 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, 237017 + ... + 281762.

It is an arithmetic number, because the mean of its divisors is an integer number (1563343530).

Almost surely, 2^11606642567 is an apocalyptic number.

11606642567 is a deficient number, since it is larger than the sum of its proper divisors (900105673).

11606642567 is a wasteful number, since it uses less digits than its factorization.

11606642567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520513.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 11606642567 in words is "eleven billion, six hundred six million, six hundred forty-two thousand, five hundred sixty-seven".