127864118667122 has 48 divisors (see below), whose sum is σ = 198596798568000. Its totient is φ = 61740588751200.

The previous prime is 127864118667119. The next prime is 127864118667127. The reversal of 127864118667122 is 221766811468721.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is not an unprimeable number, because it can be changed into a prime (127864118667127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2059005629 + ... + 2059067727.

It is an arithmetic number, because the mean of its divisors is an integer number (4137433303500).

Almost surely, 2^{127864118667122} is an apocalyptic number.

127864118667122 is a deficient number, since it is larger than the sum of its proper divisors (70732679900878).

127864118667122 is a wasteful number, since it uses less digits than its factorization.

127864118667122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64383 (or 64352 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 62.

The spelling of 127864118667122 in words is "one hundred twenty-seven trillion, eight hundred sixty-four billion, one hundred eighteen million, six hundred sixty-seven thousand, one hundred twenty-two".