117368528889 has 4 divisors (see below), whose sum is σ = 156491371856. Its totient is φ = 78245685924.

The previous prime is 117368528881. The next prime is 117368528897. The reversal of 117368528889 is 988825863711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (117368528881) and next prime (117368528897).

It is not a de Polignac number, because 117368528889 - 2³ = 117368528881 is a prime.

It is a super-4 number, since 4×117368528889⁴ (a number of 45 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117368528881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19561421479 + ... + 19561421484.

It is an arithmetic number, because the mean of its divisors is an integer number (39122842964).

Almost surely, 2^117368528889 is an apocalyptic number.

It is an amenable number.

117368528889 is a deficient number, since it is larger than the sum of its proper divisors (39122842967).

117368528889 is an equidigital number, since it uses as much as digits as its factorization.

117368528889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39122842966.

The product of its digits is 46448640, while the sum is 66.

The spelling of 117368528889 in words is "one hundred seventeen billion, three hundred sixty-eight million, five hundred twenty-eight thousand, eight hundred eighty-nine".