127864135718288 has 10 divisors (see below), whose sum is σ = 247736762954214. Its totient is φ = 63932067859136.

The previous prime is 127864135718281. The next prime is 127864135718353. The reversal of 127864135718288 is 882817531468721.

It can be written as a sum of positive squares in only one way, i.e., 95491358593024 + 32372777125264 = 9771968^2 + 5689708^2 .

It is not an unprimeable number, because it can be changed into a prime (127864135718281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3995754241181 + ... + 3995754241212.

Almost surely, 2^{127864135718288} is an apocalyptic number.

It is an amenable number.

127864135718288 is a deficient number, since it is larger than the sum of its proper divisors (119872627235926).

127864135718288 is an equidigital number, since it uses as much as digits as its factorization.

127864135718288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7991508482401 (or 7991508482395 counting only the distinct ones).

The product of its digits is 289013760, while the sum is 71.

The spelling of 127864135718288 in words is "one hundred twenty-seven trillion, eight hundred sixty-four billion, one hundred thirty-five million, seven hundred eighteen thousand, two hundred eighty-eight".