127284881366005 has 16 divisors (see below), whose sum is σ = 166628238249600. Its totient is φ = 92570402151360.

The previous prime is 127284881365997. The next prime is 127284881366011. The reversal of 127284881366005 is 500663188482721.

It is not a de Polignac number, because 127284881366005 - 2³ = 127284881365997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7221976 + ... + 17513614.

It is an arithmetic number, because the mean of its divisors is an integer number (10414264890600).

Almost surely, 2^{127284881366005} is an apocalyptic number.

It is an amenable number.

127284881366005 is a deficient number, since it is larger than the sum of its proper divisors (39343356883595).

127284881366005 is a wasteful number, since it uses less digits than its factorization.

127284881366005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10516524.

The product of its (nonzero) digits is 30965760, while the sum is 61.

The spelling of 127284881366005 in words is "one hundred twenty-seven trillion, two hundred eighty-four billion, eight hundred eighty-one million, three hundred sixty-six thousand, five".