136616664 has 32 divisors (see below), whose sum is σ = 341907120. Its totient is φ = 45490176.

The previous prime is 136616629. The next prime is 136616671. The reversal of 136616664 is 466616631.

It is a super-2 number, since 2×136616664² = 37328225764977792, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25204 + ... + 30140.

Almost surely, 2^136616664 is an apocalyptic number.

It is an amenable number.

136616664 is an abundant number, since it is smaller than the sum of its proper divisors (205290456).

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

136616664 is a wasteful number, since it uses less digits than its factorization.

136616664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6099 (or 6095 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The square root of 136616664 is about 11688.3131374891. The cubic root of 136616664 is about 515.0324094349.

The spelling of 136616664 in words is "one hundred thirty-six million, six hundred sixteen thousand, six hundred sixty-four".