127066441063 has 4 divisors (see below), whose sum is σ = 127067373208. Its totient is φ = 127065508920.

The previous prime is 127066441013. The next prime is 127066441097. The reversal of 127066441063 is 360144660721.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127066441063 is a prime.

It is a super-2 number, since 2×127066441063² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127066441013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217356 + ... + 548977.

It is an arithmetic number, because the mean of its divisors is an integer number (31766843302).

Almost surely, 2^127066441063 is an apocalyptic number.

127066441063 is a deficient number, since it is larger than the sum of its proper divisors (932145).

127066441063 is an equidigital number, since it uses as much as digits as its factorization.

127066441063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932144.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 127066441063 in words is "one hundred twenty-seven billion, sixty-six million, four hundred forty-one thousand, sixty-three".