117005322165 has 16 divisors (see below), whose sum is σ = 187239197376. Its totient is φ = 62392611200.

The previous prime is 117005322163. The next prime is 117005322173. The reversal of 117005322165 is 561223500711.

It is not a de Polignac number, because 117005322165 - 2¹ = 117005322163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117005322163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 544176 + ... + 728105.

It is an arithmetic number, because the mean of its divisors is an integer number (11702449836).

Almost surely, 2^117005322165 is an apocalyptic number.

117005322165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117005322165 is a deficient number, since it is larger than the sum of its proper divisors (70233875211).

117005322165 is a wasteful number, since it uses less digits than its factorization.

117005322165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278420.

The product of its (nonzero) digits is 12600, while the sum is 33.

Adding to 117005322165 its reverse (561223500711), we get a palindrome (678228822876).

The spelling of 117005322165 in words is "one hundred seventeen billion, five million, three hundred twenty-two thousand, one hundred sixty-five".