127647753894066 has 32 divisors (see below), whose sum is σ = 294655069819008. Its totient is φ = 36109689926400.

The previous prime is 127647753894049. The next prime is 127647753894077. The reversal of 127647753894066 is 660498357746721.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15045699895 + ... + 15045708378.

It is an arithmetic number, because the mean of its divisors is an integer number (9207970931844).

It is a 1-persistent number, because it is pandigital, but 2⋅127647753894066 = 255295507788132 is not.

Almost surely, 2^{127647753894066} is an apocalyptic number.

127647753894066 is an abundant number, since it is smaller than the sum of its proper divisors (167007315924942).

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

127647753894066 is a wasteful number, since it uses less digits than its factorization.

127647753894066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30091408386.

The product of its (nonzero) digits is 2560481280, while the sum is 75.

The spelling of 127647753894066 in words is "one hundred twenty-seven trillion, six hundred forty-seven billion, seven hundred fifty-three million, eight hundred ninety-four thousand, sixty-six".