127109794368 has 28 divisors (see below), whose sum is σ = 336311331440. Its totient is φ = 42369931392.

The previous prime is 127109794333. The next prime is 127109794369. The reversal of 127109794368 is 863497901721.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (127109794369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331014898 + ... + 331015281.

It is an arithmetic number, because the mean of its divisors is an integer number (12011118980).

Almost surely, 2^127109794368 is an apocalyptic number.

It is an amenable number.

127109794368 is an abundant number, since it is smaller than the sum of its proper divisors (209201537072).

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

127109794368 is an equidigital number, since it uses as much as digits as its factorization.

127109794368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662030194 (or 662030184 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 57.

The spelling of 127109794368 in words is "one hundred twenty-seven billion, one hundred nine million, seven hundred ninety-four thousand, three hundred sixty-eight".