118617240663 has 6 divisors (see below), whose sum is σ = 171336014304. Its totient is φ = 79078160436.

The previous prime is 118617240649. The next prime is 118617240689. The reversal of 118617240663 is 366042716811.

118617240663 is a `hidden beast` number, since 1 + 1 + 8 + 617 + 24 + 0 + 6 + 6 + 3 = 666.

It is not a de Polignac number, because 118617240663 - 2¹² = 118617236567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118617240263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6589846695 + ... + 6589846712.

It is an arithmetic number, because the mean of its divisors is an integer number (28556002384).

Almost surely, 2^118617240663 is an apocalyptic number.

118617240663 is a deficient number, since it is larger than the sum of its proper divisors (52718773641).

118617240663 is a wasteful number, since it uses less digits than its factorization.

118617240663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13179693413 (or 13179693410 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 118617240663 in words is "one hundred eighteen billion, six hundred seventeen million, two hundred forty thousand, six hundred sixty-three".