127838164465882 has 32 divisors (see below), whose sum is σ = 220497716089728. Its totient is φ = 55124429000256.

The previous prime is 127838164465877. The next prime is 127838164465903. The reversal of 127838164465882 is 288564461838721.

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, 2485743993 + ... + 2485795420.

It is an arithmetic number, because the mean of its divisors is an integer number (6890553627804).

Almost surely, 2^{127838164465882} is an apocalyptic number.

127838164465882 is a deficient number, since it is larger than the sum of its proper divisors (92659551623846).

127838164465882 is a wasteful number, since it uses less digits than its factorization.

127838164465882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4971539494.

The product of its digits is 990904320, while the sum is 73.

The spelling of 127838164465882 in words is "one hundred twenty-seven trillion, eight hundred thirty-eight billion, one hundred sixty-four million, four hundred sixty-five thousand, eight hundred eighty-two".