127752822528 has 72 divisors (see below), whose sum is σ = 340474173648. Its totient is φ = 42525990912.

The previous prime is 127752822523. The next prime is 127752822529. The reversal of 127752822528 is 825228257721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127752822523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449476 + ... + 676412.

Almost surely, 2^127752822528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 127752822528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170237086824).

127752822528 is an abundant number, since it is smaller than the sum of its proper divisors (212721351120).

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

127752822528 is an equidigital number, since it uses as much as digits as its factorization.

127752822528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227689 (or 227675 counting only the distinct ones).

The product of its digits is 2508800, while the sum is 51.

The spelling of 127752822528 in words is "one hundred twenty-seven billion, seven hundred fifty-two million, eight hundred twenty-two thousand, five hundred twenty-eight".