117745623309 has 8 divisors (see below), whose sum is σ = 157011345760. Its totient is φ = 78488491536.

The previous prime is 117745623299. The next prime is 117745623337. The reversal of 117745623309 is 903326547711.

It is a happy number.

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

It is not a de Polignac number, because 117745623309 - 2¹⁶ = 117745557773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117745627309) 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, 2115619 + ... + 2170560.

It is an arithmetic number, because the mean of its divisors is an integer number (19626418220).

Almost surely, 2^117745623309 is an apocalyptic number.

It is an amenable number.

117745623309 is a deficient number, since it is larger than the sum of its proper divisors (39265722451).

117745623309 is an equidigital number, since it uses as much as digits as its factorization.

117745623309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4295339.

The product of its (nonzero) digits is 952560, while the sum is 48.

The spelling of 117745623309 in words is "one hundred seventeen billion, seven hundred forty-five million, six hundred twenty-three thousand, three hundred nine".