116279198881 has 4 divisors (see below), whose sum is σ = 116284031764. Its totient is φ = 116274366000.

The previous prime is 116279198857. The next prime is 116279198911. The reversal of 116279198881 is 188891972611.

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 66020733025 + 50258465856 = 256945^2 + 224184^2 .

It is a cyclic number.

It is not a de Polignac number, because 116279198881 - 2¹⁹ = 116278674593 is a prime.

It is a super-2 number, since 2×116279198881² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116279198831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2380170 + ... + 2428531.

It is an arithmetic number, because the mean of its divisors is an integer number (29071007941).

Almost surely, 2^116279198881 is an apocalyptic number.

It is an amenable number.

116279198881 is a deficient number, since it is larger than the sum of its proper divisors (4832883).

116279198881 is an equidigital number, since it uses as much as digits as its factorization.

116279198881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4832882.

The product of its digits is 3483648, while the sum is 61.

The spelling of 116279198881 in words is "one hundred sixteen billion, two hundred seventy-nine million, one hundred ninety-eight thousand, eight hundred eighty-one".