11666630744755 has 24 divisors (see below), whose sum is σ = 16379800988112. Its totient is φ = 7953732706752.

The previous prime is 11666630744753. The next prime is 11666630744779. The reversal of 11666630744755 is 55744703666611.

11666630744755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11666630744755 - 2¹ = 11666630744753 is a prime.

It is a super-2 number, since 2×11666630744755² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11666630744693 and 11666630744702.

It is not an unprimeable number, because it can be changed into a prime (11666630744753) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137584497 + ... + 137669266.

It is an arithmetic number, because the mean of its divisors is an integer number (682491707838).

Almost surely, 2^{11666630744755} is an apocalyptic number.

11666630744755 is a deficient number, since it is larger than the sum of its proper divisors (4713170243357).

11666630744755 is a wasteful number, since it uses less digits than its factorization.

11666630744755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275253955 (or 275253948 counting only the distinct ones).

The product of its (nonzero) digits is 76204800, while the sum is 61.

The spelling of 11666630744755 in words is "eleven trillion, six hundred sixty-six billion, six hundred thirty million, seven hundred forty-four thousand, seven hundred fifty-five".