127841242063775 has 18 divisors (see below), whose sum is σ = 168396553742520. Its totient is φ = 96256935195520.

The previous prime is 127841242063753. The next prime is 127841242063793. The reversal of 127841242063775 is 577360242148721.

It is not a de Polignac number, because 127841242063775 - 2²⁴ = 127841225286559 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8847137555 + ... + 8847152004.

Almost surely, 2^{127841242063775} is an apocalyptic number.

127841242063775 is a deficient number, since it is larger than the sum of its proper divisors (40555311678745).

127841242063775 is a wasteful number, since it uses less digits than its factorization.

127841242063775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17694289603 (or 17694289581 counting only the distinct ones).

The product of its (nonzero) digits is 31610880, while the sum is 59.

The spelling of 127841242063775 in words is "one hundred twenty-seven trillion, eight hundred forty-one billion, two hundred forty-two million, sixty-three thousand, seven hundred seventy-five".