118677636 has 240 divisors, whose sum is σ = 398103552. Its totient is φ = 29937600.

The previous prime is 118677623. The next prime is 118677649. The reversal of 118677636 is 636776811.

118677636 is a `hidden beast` number, since 1 + 1 + 8 + 6 + 7 + 7 + 636 = 666.

It is an interprime number because it is at equal distance from previous prime (118677623) and next prime (118677649).

It is a junction number, because it is equal to n+sod(n) for n = 118677591 and 118677600.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1671481 + ... + 1671551.

Almost surely, 2^118677636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118677636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199051776).

118677636 is an abundant number, since it is smaller than the sum of its proper divisors (279425916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118677636 is a wasteful number, since it uses less digits than its factorization.

118677636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 161 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 118677636 is about 10893.9265648342. The cubic root of 118677636 is about 491.4239241976.

It can be divided in two parts, 11867 and 7636, that added together give a triangular number (19503 = T₁₉₇).

The spelling of 118677636 in words is "one hundred eighteen million, six hundred seventy-seven thousand, six hundred thirty-six".