127277161752 has 64 divisors (see below), whose sum is σ = 345367572480. Its totient is φ = 38853827712.

The previous prime is 127277161733. The next prime is 127277161757. The reversal of 127277161752 is 257161772721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127277161757) 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 15 ways as a sum of consecutive naturals, for example, 1566438 + ... + 1645685.

It is an arithmetic number, because the mean of its divisors is an integer number (5396368320).

Almost surely, 2^127277161752 is an apocalyptic number.

127277161752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

127277161752 is an abundant number, since it is smaller than the sum of its proper divisors (218090410728).

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

127277161752 is a wasteful number, since it uses less digits than its factorization.

127277161752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3212272 (or 3212268 counting only the distinct ones).

The product of its digits is 576240, while the sum is 48.

The spelling of 127277161752 in words is "one hundred twenty-seven billion, two hundred seventy-seven million, one hundred sixty-one thousand, seven hundred fifty-two".