166466768750 has 48 divisors (see below), whose sum is σ = 312282825120. Its totient is φ = 66548820000.

The previous prime is 166466768749. The next prime is 166466768759. The reversal of 166466768750 is 57867664661.

166466768750 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×166466768750² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166466768759) 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 23 ways as a sum of consecutive naturals, for example, 12674687 + ... + 12687813.

It is an arithmetic number, because the mean of its divisors is an integer number (6505892190).

Almost surely, 2^166466768750 is an apocalyptic number.

166466768750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166466768750 is a deficient number, since it is larger than the sum of its proper divisors (145816056370).

166466768750 is an equidigital number, since it uses as much as digits as its factorization.

166466768750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15183 (or 15163 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 62.

The spelling of 166466768750 in words is "one hundred sixty-six billion, four hundred sixty-six million, seven hundred sixty-eight thousand, seven hundred fifty".