127346965885 has 4 divisors (see below), whose sum is σ = 152816359068. Its totient is φ = 101877572704.

The previous prime is 127346965883. The next prime is 127346965901. The reversal of 127346965885 is 588569643721.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 588569643721 = 402043 ⋅1463947.

It can be written as a sum of positive squares in 2 ways, for example, as 57687393124 + 69659572761 = 240182^2 + 263931^2 .

It is a cyclic number.

It is not a de Polignac number, because 127346965885 - 2¹ = 127346965883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127346965883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12734696584 + ... + 12734696593.

It is an arithmetic number, because the mean of its divisors is an integer number (38204089767).

Almost surely, 2^127346965885 is an apocalyptic number.

It is an amenable number.

127346965885 is a deficient number, since it is larger than the sum of its proper divisors (25469393183).

127346965885 is an equidigital number, since it uses as much as digits as its factorization.

127346965885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25469393182.

The product of its digits is 87091200, while the sum is 64.

The spelling of 127346965885 in words is "one hundred twenty-seven billion, three hundred forty-six million, nine hundred sixty-five thousand, eight hundred eighty-five".