127960322489 has 2 divisors, whose sum is σ = 127960322490. Its totient is φ = 127960322488.

The previous prime is 127960322467. The next prime is 127960322513. The reversal of 127960322489 is 984223069721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115324764025 + 12635558464 = 339595^2 + 112408^2 .

It is a cyclic number.

It is not a de Polignac number, because 127960322489 - 2²⁴ = 127943545273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 127960322489.

It is not a weakly prime, because it can be changed into another prime (127960322429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63980161244 + 63980161245.

It is an arithmetic number, because the mean of its divisors is an integer number (63980161245).

Almost surely, 2^127960322489 is an apocalyptic number.

It is an amenable number.

127960322489 is a deficient number, since it is larger than the sum of its proper divisors (1).

127960322489 is an equidigital number, since it uses as much as digits as its factorization.

127960322489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 127960322489 in words is "one hundred twenty-seven billion, nine hundred sixty million, three hundred twenty-two thousand, four hundred eighty-nine".