11667666667750 has 16 divisors (see below), whose sum is σ = 21841872002496. Its totient is φ = 4667066667000.

The previous prime is 11667666667729. The next prime is 11667666667753. The reversal of 11667666667750 is 5776666676611.

It is a super-2 number, since 2×11667666667750² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11667666667750.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11667666667753) by changing a digit.

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, 23335333086 + ... + 23335333585.

It is an arithmetic number, because the mean of its divisors is an integer number (1365117000156).

Almost surely, 2^{11667666667750} is an apocalyptic number.

11667666667750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11667666667750 is a deficient number, since it is larger than the sum of its proper divisors (10174205334746).

11667666667750 is an equidigital number, since it uses as much as digits as its factorization.

11667666667750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46670666688 (or 46670666678 counting only the distinct ones).

The product of its (nonzero) digits is 480090240, while the sum is 70.

The spelling of 11667666667750 in words is "eleven trillion, six hundred sixty-seven billion, six hundred sixty-six million, six hundred sixty-seven thousand, seven hundred fifty".