127397798726 has 8 divisors (see below), whose sum is σ = 208469125224. Its totient is φ = 57908090320.

The previous prime is 127397798651. The next prime is 127397798743. The reversal of 127397798726 is 627897793721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2895404495 + ... + 2895404538.

It is an arithmetic number, because the mean of its divisors is an integer number (26058640653).

Almost surely, 2^127397798726 is an apocalyptic number.

127397798726 is a deficient number, since it is larger than the sum of its proper divisors (81071326498).

127397798726 is a wasteful number, since it uses less digits than its factorization.

127397798726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5790809046.

The product of its digits is 112021056, while the sum is 68.

The spelling of 127397798726 in words is "one hundred twenty-seven billion, three hundred ninety-seven million, seven hundred ninety-eight thousand, seven hundred twenty-six".