117538585269 has 32 divisors (see below), whose sum is σ = 181879676160. Its totient is φ = 66132288000.

The previous prime is 117538585231. The next prime is 117538585271. The reversal of 117538585269 is 962585835711.

It is not a de Polignac number, because 117538585269 - 2¹¹ = 117538583221 is a prime.

It is a super-2 number, since 2×117538585269² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117538583269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 230817 + ... + 536985.

It is an arithmetic number, because the mean of its divisors is an integer number (5683739880).

Almost surely, 2^117538585269 is an apocalyptic number.

It is an amenable number.

117538585269 is a deficient number, since it is larger than the sum of its proper divisors (64341090891).

117538585269 is a wasteful number, since it uses less digits than its factorization.

117538585269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306461.

The product of its digits is 18144000, while the sum is 60.

The spelling of 117538585269 in words is "one hundred seventeen billion, five hundred thirty-eight million, five hundred eighty-five thousand, two hundred sixty-nine".