127206477676642 has 32 divisors (see below), whose sum is σ = 239273722904832. Its totient is φ = 49373942814144.

The previous prime is 127206477676567. The next prime is 127206477676741. The reversal of 127206477676642 is 246676774602721.

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, 6593732718 + ... + 6593752009.

It is an arithmetic number, because the mean of its divisors is an integer number (7477303840776).

Almost surely, 2^{127206477676642} is an apocalyptic number.

127206477676642 is a deficient number, since it is larger than the sum of its proper divisors (112067245228190).

127206477676642 is a wasteful number, since it uses less digits than its factorization.

127206477676642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13187484802.

The product of its (nonzero) digits is 398297088, while the sum is 67.

The spelling of 127206477676642 in words is "one hundred twenty-seven trillion, two hundred six billion, four hundred seventy-seven million, six hundred seventy-six thousand, six hundred forty-two".