78100882099 has 2 divisors, whose sum is σ = 78100882100. Its totient is φ = 78100882098.

The previous prime is 78100882051. The next prime is 78100882109. The reversal of 78100882099 is 99028800187.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 78100882099 - 2²¹ = 78098784947 is a prime.

It is not a weakly prime, because it can be changed into another prime (78100882019) 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 as a sum of consecutive naturals, namely, 39050441049 + 39050441050.

It is an arithmetic number, because the mean of its divisors is an integer number (39050441050).

Almost surely, 2^78100882099 is an apocalyptic number.

78100882099 is a deficient number, since it is larger than the sum of its proper divisors (1).

78100882099 is an equidigital number, since it uses as much as digits as its factorization.

78100882099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 52.

It can be divided in two parts, 7810088 and 2099, that added together give a palindrome (7812187).

The spelling of 78100882099 in words is "seventy-eight billion, one hundred million, eight hundred eighty-two thousand, ninety-nine".