127312673859 has 16 divisors (see below), whose sum is σ = 215555850240. Its totient is φ = 72750099240.

The previous prime is 127312673843. The next prime is 127312673861. The reversal of 127312673859 is 958376213721.

It is not a de Polignac number, because 127312673859 - 2⁴ = 127312673843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (127312673869) 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, 336805827 + ... + 336806204.

It is an arithmetic number, because the mean of its divisors is an integer number (13472240640).

Almost surely, 2^127312673859 is an apocalyptic number.

127312673859 is a deficient number, since it is larger than the sum of its proper divisors (88243176381).

127312673859 is an equidigital number, since it uses as much as digits as its factorization.

127312673859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673612047 (or 673612041 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The spelling of 127312673859 in words is "one hundred twenty-seven billion, three hundred twelve million, six hundred seventy-three thousand, eight hundred fifty-nine".