127823006966471 has 2 divisors, whose sum is σ = 127823006966472. Its totient is φ = 127823006966470.

The previous prime is 127823006966461. The next prime is 127823006966521. The reversal of 127823006966471 is 174669600328721.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 127823006966471 - 2⁶ = 127823006966407 is a prime.

It is a super-3 number, since 3×127823006966471³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127823006966401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63911503483235 + 63911503483236.

It is an arithmetic number, because the mean of its divisors is an integer number (63911503483236).

Almost surely, 2^{127823006966471} is an apocalyptic number.

127823006966471 is a deficient number, since it is larger than the sum of its proper divisors (1).

127823006966471 is an equidigital number, since it uses as much as digits as its factorization.

127823006966471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36578304, while the sum is 62.

The spelling of 127823006966471 in words is "one hundred twenty-seven trillion, eight hundred twenty-three billion, six million, nine hundred sixty-six thousand, four hundred seventy-one".