117755644 has 6 divisors (see below), whose sum is σ = 206072384. Its totient is φ = 58877820.

The previous prime is 117755641. The next prime is 117755713. The reversal of 117755644 is 446557711.

It is a junction number, because it is equal to n+sod(n) for n = 117755597 and 117755606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117755641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14719452 + ... + 14719459.

Almost surely, 2^117755644 is an apocalyptic number.

It is an amenable number.

117755644 is a deficient number, since it is larger than the sum of its proper divisors (88316740).

117755644 is a wasteful number, since it uses less digits than its factorization.

117755644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29438915 (or 29438913 counting only the distinct ones).

The product of its digits is 117600, while the sum is 40.

The square root of 117755644 is about 10851.5272657815. The cubic root of 117755644 is about 490.1480102643.

The spelling of 117755644 in words is "one hundred seventeen million, seven hundred fifty-five thousand, six hundred forty-four".