11605550006665 has 8 divisors (see below), whose sum is σ = 13926690805248. Its totient is φ = 9284419473840.

The previous prime is 11605550006647. The next prime is 11605550006671. The reversal of 11605550006665 is 56660005550611.

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

It is not a de Polignac number, because 11605550006665 - 2¹³ = 11605549998473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189784 + ... + 4821526.

It is an arithmetic number, because the mean of its divisors is an integer number (1740836350656).

Almost surely, 2^{11605550006665} is an apocalyptic number.

It is an amenable number.

11605550006665 is a deficient number, since it is larger than the sum of its proper divisors (2321140798583).

11605550006665 is an equidigital number, since it uses as much as digits as its factorization.

11605550006665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5132879.

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 11605550006665 in words is "eleven trillion, six hundred five billion, five hundred fifty million, six thousand, six hundred sixty-five".