127063972044 has 72 divisors (see below), whose sum is σ = 338162937840. Its totient is φ = 40117306752.

The previous prime is 127063972043. The next prime is 127063972081. The reversal of 127063972044 is 440279360721.

127063972044 is a `hidden beast` number, since 1 + 2 + 7 + 0 + 639 + 7 + 2 + 0 + 4 + 4 = 666.

It is a super-2 number, since 2×127063972044² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (127063972043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3960114 + ... + 3992070.

It is an arithmetic number, because the mean of its divisors is an integer number (4696707470).

Almost surely, 2^127063972044 is an apocalyptic number.

It is an amenable number.

127063972044 is an abundant number, since it is smaller than the sum of its proper divisors (211098965796).

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

127063972044 is a wasteful number, since it uses less digits than its factorization.

127063972044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37799 (or 37794 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 127063972044 in words is "one hundred twenty-seven billion, sixty-three million, nine hundred seventy-two thousand, forty-four".