127136768046078 has 32 divisors (see below), whose sum is σ = 290602733174784. Its totient is φ = 36324240093792.

The previous prime is 127136768046053. The next prime is 127136768046229. The reversal of 127136768046078 is 870640867631721.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20142025 + ... + 25689972.

It is an arithmetic number, because the mean of its divisors is an integer number (9081335411712).

Almost surely, 2^{127136768046078} is an apocalyptic number.

127136768046078 is an abundant number, since it is smaller than the sum of its proper divisors (163465965128706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127136768046078 is a wasteful number, since it uses less digits than its factorization.

127136768046078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45898056.

The product of its (nonzero) digits is 113799168, while the sum is 66.

The spelling of 127136768046078 in words is "one hundred twenty-seven trillion, one hundred thirty-six billion, seven hundred sixty-eight million, forty-six thousand, seventy-eight".