127636047066 has 32 divisors (see below), whose sum is σ = 279180163008. Its totient is φ = 38580157440.

The previous prime is 127636047047. The next prime is 127636047067. The reversal of 127636047066 is 660740636721.

It is not an unprimeable number, because it can be changed into a prime (127636047067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2409415 + ... + 2461818.

It is an arithmetic number, because the mean of its divisors is an integer number (8724380094).

Almost surely, 2^127636047066 is an apocalyptic number.

127636047066 is an abundant number, since it is smaller than the sum of its proper divisors (151544115942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127636047066 is a wasteful number, since it uses less digits than its factorization.

127636047066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4871646.

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 127636047066 in words is "one hundred twenty-seven billion, six hundred thirty-six million, forty-seven thousand, sixty-six".