11642969053208 has 32 divisors (see below), whose sum is σ = 21908543904000. Its totient is φ = 5800703984160.

The previous prime is 11642969053189. The next prime is 11642969053213. The reversal of 11642969053208 is 80235096924611.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6183653 + ... + 7843691.

It is an arithmetic number, because the mean of its divisors is an integer number (684641997000).

Almost surely, 2^{11642969053208} is an apocalyptic number.

It is an amenable number.

11642969053208 is a deficient number, since it is larger than the sum of its proper divisors (10265574850792).

11642969053208 is a wasteful number, since it uses less digits than its factorization.

11642969053208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663175 (or 1663171 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 56.

The spelling of 11642969053208 in words is "eleven trillion, six hundred forty-two billion, nine hundred sixty-nine million, fifty-three thousand, two hundred eight".