127217746304066 has 32 divisors (see below), whose sum is σ = 210644041682880. Its totient is φ = 57142958272000.

The previous prime is 127217746304003. The next prime is 127217746304179. The reversal of 127217746304066 is 660403647712721.

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, 66441611 + ... + 68329518.

It is an arithmetic number, because the mean of its divisors is an integer number (6582626302590).

Almost surely, 2^{127217746304066} is an apocalyptic number.

127217746304066 is a deficient number, since it is larger than the sum of its proper divisors (83426295378814).

127217746304066 is a wasteful number, since it uses less digits than its factorization.

127217746304066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134771650.

The product of its (nonzero) digits is 14224896, while the sum is 56.

The spelling of 127217746304066 in words is "one hundred twenty-seven trillion, two hundred seventeen billion, seven hundred forty-six million, three hundred four thousand, sixty-six".