127078722256 has 20 divisors (see below), whose sum is σ = 247452292000. Its totient is φ = 63220066272.

The previous prime is 127078722227. The next prime is 127078722263. The reversal of 127078722256 is 652227870721.

It is a super-2 number, since 2×127078722256² (a number of 23 digits) contains 22 as substring.

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, 19952646 + ... + 19959013.

It is an arithmetic number, because the mean of its divisors is an integer number (12372614600).

Almost surely, 2^127078722256 is an apocalyptic number.

127078722256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

127078722256 is a deficient number, since it is larger than the sum of its proper divisors (120373569744).

127078722256 is a wasteful number, since it uses less digits than its factorization.

127078722256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39911866 (or 39911860 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 49.

The spelling of 127078722256 in words is "one hundred twenty-seven billion, seventy-eight million, seven hundred twenty-two thousand, two hundred fifty-six".