108081383825 has 6 divisors (see below), whose sum is σ = 134020915974. Its totient is φ = 86465107040.

The previous prime is 108081383789. The next prime is 108081383863. The reversal of 108081383825 is 528383180801.

It can be written as a sum of positive squares in 3 ways, for example, as 314281984 + 107767101841 = 17728^2 + 328279^2 .

It is not a de Polignac number, because 108081383825 - 2²⁰ = 108080335249 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 108081383825.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2161627652 + ... + 2161627701.

It is an arithmetic number, because the mean of its divisors is an integer number (22336819329).

Almost surely, 2^108081383825 is an apocalyptic number.

It is an amenable number.

108081383825 is a deficient number, since it is larger than the sum of its proper divisors (25939532149).

108081383825 is an equidigital number, since it uses as much as digits as its factorization.

108081383825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4323255363 (or 4323255358 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 47.

The spelling of 108081383825 in words is "one hundred eight billion, eighty-one million, three hundred eighty-three thousand, eight hundred twenty-five".