127480628771 has 4 divisors (see below), whose sum is σ = 128042217672. Its totient is φ = 126919039872.

The previous prime is 127480628767. The next prime is 127480628809. The reversal of 127480628771 is 177826084721.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 127480628771 - 2² = 127480628767 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (127480688771) 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 3 ways as a sum of consecutive naturals, for example, 280794110 + ... + 280794563.

It is an arithmetic number, because the mean of its divisors is an integer number (32010554418).

Almost surely, 2^127480628771 is an apocalyptic number.

127480628771 is a deficient number, since it is larger than the sum of its proper divisors (561588901).

127480628771 is an equidigital number, since it uses as much as digits as its factorization.

127480628771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561588900.

The product of its (nonzero) digits is 2107392, while the sum is 53.

The spelling of 127480628771 in words is "one hundred twenty-seven billion, four hundred eighty million, six hundred twenty-eight thousand, seven hundred seventy-one".