117660730418 has 32 divisors (see below), whose sum is σ = 231621949440. Its totient is φ = 43429113360.

The previous prime is 117660730409. The next prime is 117660730441. The reversal of 117660730418 is 814037066711.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20103146 + ... + 20108997.

It is an arithmetic number, because the mean of its divisors is an integer number (7238185920).

Almost surely, 2^117660730418 is an apocalyptic number.

117660730418 is a deficient number, since it is larger than the sum of its proper divisors (113961219022).

117660730418 is a wasteful number, since it uses less digits than its factorization.

117660730418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40212182.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 117660730418 in words is "one hundred seventeen billion, six hundred sixty million, seven hundred thirty thousand, four hundred eighteen".