108821288053929 has 24 divisors (see below), whose sum is σ = 159492607164576. Its totient is φ = 65949002152000.

The previous prime is 108821288053909. The next prime is 108821288053937. The reversal of 108821288053929 is 929350882128801.

It is not a de Polignac number, because 108821288053929 - 2²¹ = 108821285956777 is a prime.

It is a super-3 number, since 3×108821288053929³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 108821288053929.

It is not an unprimeable number, because it can be changed into a prime (108821288053909) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197004 + ... + 14754029.

It is an arithmetic number, because the mean of its divisors is an integer number (6645525298524).

Almost surely, 2^{108821288053929} is an apocalyptic number.

It is an amenable number.

108821288053929 is a deficient number, since it is larger than the sum of its proper divisors (50671319110647).

108821288053929 is a wasteful number, since it uses less digits than its factorization.

108821288053929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14971109 (or 14971098 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 66.

The spelling of 108821288053929 in words is "one hundred eight trillion, eight hundred twenty-one billion, two hundred eighty-eight million, fifty-three thousand, nine hundred twenty-nine".