127444838432 has 12 divisors (see below), whose sum is σ = 250907025726. Its totient is φ = 63722419200.

The previous prime is 127444838431. The next prime is 127444838449. The reversal of 127444838432 is 234838444721.

It can be written as a sum of positive squares in only one way, i.e., 127109362576 + 335475856 = 356524^2 + 18316^2 .

It is not an unprimeable number, because it can be changed into a prime (127444838431) 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, 1991325569 + ... + 1991325632.

Almost surely, 2^127444838432 is an apocalyptic number.

It is an amenable number.

127444838432 is a deficient number, since it is larger than the sum of its proper divisors (123462187294).

127444838432 is an equidigital number, since it uses as much as digits as its factorization.

127444838432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3982651211 (or 3982651203 counting only the distinct ones).

The product of its digits is 4128768, while the sum is 50.

The spelling of 127444838432 in words is "one hundred twenty-seven billion, four hundred forty-four million, eight hundred thirty-eight thousand, four hundred thirty-two".