118776128663017 has 16 divisors (see below), whose sum is σ = 139508856535552. Its totient is φ = 98988365615040.

The previous prime is 118776128663009. The next prime is 118776128663021. The reversal of 118776128663017 is 710366821677811.

It is a cyclic number.

It is not a de Polignac number, because 118776128663017 - 2³ = 118776128663009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118776128663017.

It is not an unprimeable number, because it can be changed into a prime (118776128663117) 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, 157433409 + ... + 158186062.

It is an arithmetic number, because the mean of its divisors is an integer number (8719303533472).

Almost surely, 2^{118776128663017} is an apocalyptic number.

It is an amenable number.

118776128663017 is a deficient number, since it is larger than the sum of its proper divisors (20732727872535).

118776128663017 is a wasteful number, since it uses less digits than its factorization.

118776128663017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315620968.

The product of its (nonzero) digits is 28449792, while the sum is 64.

The spelling of 118776128663017 in words is "one hundred eighteen trillion, seven hundred seventy-six billion, one hundred twenty-eight million, six hundred sixty-three thousand, seventeen".