116881470905 has 4 divisors (see below), whose sum is σ = 140257765092. Its totient is φ = 93505176720.

The previous prime is 116881470883. The next prime is 116881470911. The reversal of 116881470905 is 509074188611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 509074188611 = 271 ⋅1878502541.

It can be written as a sum of positive squares in 2 ways, for example, as 52201282576 + 64680188329 = 228476^2 + 254323^2 .

It is not a de Polignac number, because 116881470905 - 2⁶ = 116881470841 is a prime.

It is a super-2 number, since 2×116881470905² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11688147086 + ... + 11688147095.

It is an arithmetic number, because the mean of its divisors is an integer number (35064441273).

Almost surely, 2^116881470905 is an apocalyptic number.

It is an amenable number.

116881470905 is a deficient number, since it is larger than the sum of its proper divisors (23376294187).

116881470905 is an equidigital number, since it uses as much as digits as its factorization.

116881470905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23376294186.

The product of its (nonzero) digits is 483840, while the sum is 50.

The spelling of 116881470905 in words is "one hundred sixteen billion, eight hundred eighty-one million, four hundred seventy thousand, nine hundred five".