127167278401 has 8 divisors (see below), whose sum is σ = 131273734400. Its totient is φ = 123061090320.

The previous prime is 127167278387. The next prime is 127167278429. The reversal of 127167278401 is 104872761721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 127167278401 - 2¹⁷ = 127167147329 is a prime.

It is a super-2 number, since 2×127167278401² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (127167275401) 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 7 ways as a sum of consecutive naturals, for example, 1426735 + ... + 1513243.

It is an arithmetic number, because the mean of its divisors is an integer number (16409216800).

Almost surely, 2^127167278401 is an apocalyptic number.

It is an amenable number.

127167278401 is a deficient number, since it is larger than the sum of its proper divisors (4106455999).

127167278401 is an equidigital number, since it uses as much as digits as its factorization.

127167278401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133959.

The product of its (nonzero) digits is 263424, while the sum is 46.

The spelling of 127167278401 in words is "one hundred twenty-seven billion, one hundred sixty-seven million, two hundred seventy-eight thousand, four hundred one".