118416596409 has 20 divisors (see below), whose sum is σ = 178020660004. Its totient is φ = 78441558624.

The previous prime is 118416596407. The next prime is 118416596413. The reversal of 118416596409 is 904695614811.

118416596409 is a `hidden beast` number, since 1 + 1 + 8 + 4 + 1 + 6 + 596 + 40 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19661648400 + 98754948009 = 140220^2 + 314253^2 .

It is not a de Polignac number, because 118416596409 - 2¹ = 118416596407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118416596401) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4643122 + ... + 4668555.

Almost surely, 2^118416596409 is an apocalyptic number.

It is an amenable number.

118416596409 is a deficient number, since it is larger than the sum of its proper divisors (59604063595).

118416596409 is an equidigital number, since it uses as much as digits as its factorization.

118416596409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9311846 (or 9311837 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The spelling of 118416596409 in words is "one hundred eighteen billion, four hundred sixteen million, five hundred ninety-six thousand, four hundred nine".