117158720873 has 12 divisors (see below), whose sum is σ = 123814441728. Its totient is φ = 110844423000.

The previous prime is 117158720831. The next prime is 117158720933. The reversal of 117158720873 is 378027851711.

It is not a de Polignac number, because 117158720873 - 2¹² = 117158716777 is a prime.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117158750873) 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 11 ways as a sum of consecutive naturals, for example, 55040 + ... + 487182.

It is an arithmetic number, because the mean of its divisors is an integer number (10317870144).

Almost surely, 2^117158720873 is an apocalyptic number.

It is an amenable number.

117158720873 is a deficient number, since it is larger than the sum of its proper divisors (6655720855).

117158720873 is an equidigital number, since it uses as much as digits as its factorization.

117158720873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432932 (or 432913 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 50.

The spelling of 117158720873 in words is "one hundred seventeen billion, one hundred fifty-eight million, seven hundred twenty thousand, eight hundred seventy-three".