11605550006647 has 2 divisors, whose sum is σ = 11605550006648. Its totient is φ = 11605550006646.

The previous prime is 11605550006539. The next prime is 11605550006671. The reversal of 11605550006647 is 74660005550611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11605550006647 - 2¹⁵ = 11605549973879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11605550006597 and 11605550006606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11605550004647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5802775003323 + 5802775003324.

It is an arithmetic number, because the mean of its divisors is an integer number (5802775003324).

Almost surely, 2^{11605550006647} is an apocalyptic number.

11605550006647 is a deficient number, since it is larger than the sum of its proper divisors (1).

11605550006647 is an equidigital number, since it uses as much as digits as its factorization.

11605550006647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756000, while the sum is 46.

The spelling of 11605550006647 in words is "eleven trillion, six hundred five billion, five hundred fifty million, six thousand, six hundred forty-seven".