127256064616 has 32 divisors (see below), whose sum is σ = 242421474240. Its totient is φ = 62612339328.

The previous prime is 127256064613. The next prime is 127256064623. The reversal of 127256064616 is 616460652721.

It is not an unprimeable number, because it can be changed into a prime (127256064613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386245 + ... + 635371.

It is an arithmetic number, because the mean of its divisors is an integer number (7575671070).

Almost surely, 2^127256064616 is an apocalyptic number.

It is an amenable number.

127256064616 is a deficient number, since it is larger than the sum of its proper divisors (115165409624).

127256064616 is a wasteful number, since it uses less digits than its factorization.

127256064616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250153 (or 250149 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 127256064616 in words is "one hundred twenty-seven billion, two hundred fifty-six million, sixty-four thousand, six hundred sixteen".