127330828447 has 2 divisors, whose sum is σ = 127330828448. Its totient is φ = 127330828446.

The previous prime is 127330828403. The next prime is 127330828463. The reversal of 127330828447 is 744828033721.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127330828447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 127330828447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127330828147) 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 as a sum of consecutive naturals, namely, 63665414223 + 63665414224.

It is an arithmetic number, because the mean of its divisors is an integer number (63665414224).

Almost surely, 2^127330828447 is an apocalyptic number.

127330828447 is a deficient number, since it is larger than the sum of its proper divisors (1).

127330828447 is an equidigital number, since it uses as much as digits as its factorization.

127330828447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1806336, while the sum is 49.

The spelling of 127330828447 in words is "one hundred twenty-seven billion, three hundred thirty million, eight hundred twenty-eight thousand, four hundred forty-seven".