117665437299 has 8 divisors (see below), whose sum is σ = 156889152720. Its totient is φ = 78442673376.

The previous prime is 117665437223. The next prime is 117665437349. The reversal of 117665437299 is 992734566711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117665437299 - 2⁷ = 117665437171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117665437399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133509 + ... + 503145.

It is an arithmetic number, because the mean of its divisors is an integer number (19611144090).

Almost surely, 2^117665437299 is an apocalyptic number.

117665437299 is a deficient number, since it is larger than the sum of its proper divisors (39223715421).

117665437299 is a wasteful number, since it uses less digits than its factorization.

117665437299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475749.

The product of its digits is 17146080, while the sum is 60.

The spelling of 117665437299 in words is "one hundred seventeen billion, six hundred sixty-five million, four hundred thirty-seven thousand, two hundred ninety-nine".