11331040442666 has 64 divisors (see below), whose sum is σ = 20665273516800. Its totient is φ = 4551584679936.

The previous prime is 11331040442653. The next prime is 11331040442677. The reversal of 11331040442666 is 66624404013311.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19222616 + ... + 19803308.

It is an arithmetic number, because the mean of its divisors is an integer number (322894898700).

Almost surely, 2^{11331040442666} is an apocalyptic number.

11331040442666 is a deficient number, since it is larger than the sum of its proper divisors (9334233074134).

11331040442666 is a wasteful number, since it uses less digits than its factorization.

11331040442666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581503.

The product of its (nonzero) digits is 248832, while the sum is 41.

Adding to 11331040442666 its reverse (66624404013311), we get a palindrome (77955444455977).

The spelling of 11331040442666 in words is "eleven trillion, three hundred thirty-one billion, forty million, four hundred forty-two thousand, six hundred sixty-six".