116645880005 has 4 divisors (see below), whose sum is σ = 139975056012. Its totient is φ = 93316704000.

The previous prime is 116645879989. The next prime is 116645880011. The reversal of 116645880005 is 500088546611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 84063463969 + 32582416036 = 289937^2 + 180506^2 .

It is not a de Polignac number, because 116645880005 - 2⁴ = 116645879989 is a prime.

It is a super-2 number, since 2×116645880005² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11664587996 + ... + 11664588005.

It is an arithmetic number, because the mean of its divisors is an integer number (34993764003).

Almost surely, 2^116645880005 is an apocalyptic number.

It is an amenable number.

116645880005 is a deficient number, since it is larger than the sum of its proper divisors (23329176007).

116645880005 is an equidigital number, since it uses as much as digits as its factorization.

116645880005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23329176006.

The product of its (nonzero) digits is 230400, while the sum is 44.

The spelling of 116645880005 in words is "one hundred sixteen billion, six hundred forty-five million, eight hundred eighty thousand, five".