166063422436000 has 48 divisors (see below), whose sum is σ = 408017828935080. Its totient is φ = 66425368972800.

The previous prime is 166063422435961. The next prime is 166063422436001. The reversal of 166063422436000 is 634224360661.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7470404105616 + 158593018330384 = 2733204^2 + 12593372^2 .

It is not an unprimeable number, because it can be changed into a prime (166063422436001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20757923805 + ... + 20757931804.

Almost surely, 2^{166063422436000} is an apocalyptic number.

166063422436000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166063422436000 is an abundant number, since it is smaller than the sum of its proper divisors (241954406499080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166063422436000 is an equidigital number, since it uses as much as digits as its factorization.

166063422436000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41515855634 (or 41515855616 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 43.

Adding to 166063422436000 its reverse (634224360661), we get a palindrome (166697646796661).

The spelling of 166063422436000 in words is "one hundred sixty-six trillion, sixty-three billion, four hundred twenty-two million, four hundred thirty-six thousand".