117520899836 has 12 divisors (see below), whose sum is σ = 217759314528. Its totient is φ = 55303952832.

The previous prime is 117520899829. The next prime is 117520899871. The reversal of 117520899836 is 638998025711.

It is a super-2 number, since 2×117520899836² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 864124196 + ... + 864124331.

It is an arithmetic number, because the mean of its divisors is an integer number (18146609544).

Almost surely, 2^117520899836 is an apocalyptic number.

It is an amenable number.

117520899836 is a deficient number, since it is larger than the sum of its proper divisors (100238414692).

117520899836 is a wasteful number, since it uses less digits than its factorization.

117520899836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728248548 (or 1728248546 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 59.

The spelling of 117520899836 in words is "one hundred seventeen billion, five hundred twenty million, eight hundred ninety-nine thousand, eight hundred thirty-six".