11640256606 has 32 divisors (see below), whose sum is σ = 19509798528. Its totient is φ = 5162905440.

The previous prime is 11640256603. The next prime is 11640256637. The reversal of 11640256606 is 60665204611.

11640256606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11640256603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1056880 + ... + 1067836.

It is an arithmetic number, because the mean of its divisors is an integer number (609681204).

Almost surely, 2^11640256606 is an apocalyptic number.

11640256606 is a deficient number, since it is larger than the sum of its proper divisors (7869541922).

11640256606 is a wasteful number, since it uses less digits than its factorization.

11640256606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12136.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 11640256606 in words is "eleven billion, six hundred forty million, two hundred fifty-six thousand, six hundred six".