127668699151 has 8 divisors (see below), whose sum is σ = 149465794464. Its totient is φ = 106761281280.

The previous prime is 127668699127. The next prime is 127668699259. The reversal of 127668699151 is 151996866721.

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 127668699151 - 2³³ = 119078764559 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 127668699151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127668699101) 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, 222419050 + ... + 222419623.

It is an arithmetic number, because the mean of its divisors is an integer number (18683224308).

Almost surely, 2^127668699151 is an apocalyptic number.

127668699151 is a deficient number, since it is larger than the sum of its proper divisors (21797095313).

127668699151 is an equidigital number, since it uses as much as digits as its factorization.

127668699151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444838721.

The product of its digits is 9797760, while the sum is 61.

The spelling of 127668699151 in words is "one hundred twenty-seven billion, six hundred sixty-eight million, six hundred ninety-nine thousand, one hundred fifty-one".