108827788493 has 2 divisors, whose sum is σ = 108827788494. Its totient is φ = 108827788492.

The previous prime is 108827788273. The next prime is 108827788499. The reversal of 108827788493 is 394887728801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54604940329 + 54222848164 = 233677^2 + 232858^2 .

It is a cyclic number.

It is not a de Polignac number, because 108827788493 - 2¹⁶ = 108827722957 is a prime.

It is a super-2 number, since 2×108827788493² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108827788499) 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 as a sum of consecutive naturals, namely, 54413894246 + 54413894247.

It is an arithmetic number, because the mean of its divisors is an integer number (54413894247).

Almost surely, 2^108827788493 is an apocalyptic number.

It is an amenable number.

108827788493 is a deficient number, since it is larger than the sum of its proper divisors (1).

108827788493 is an equidigital number, since it uses as much as digits as its factorization.

108827788493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43352064, while the sum is 65.

The spelling of 108827788493 in words is "one hundred eight billion, eight hundred twenty-seven million, seven hundred eighty-eight thousand, four hundred ninety-three".