108775826089225 has 27 divisors (see below), whose sum is σ = 135928054509799. Its totient is φ = 86350957643600.

The previous prime is 108775826089141. The next prime is 108775826089289. The reversal of 108775826089225 is 522980628577801.

The square root of 108775826089225 is 10429565.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 39159297392121 + 69616528697104 = 6257739^2 + 8343652^2 .

It is not a de Polignac number, because 108775826089225 - 2¹³ = 108775826081033 is a prime.

It is a super-2 number, since 2×108775826089225² (a number of 29 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 26 ways as a sum of consecutive naturals, for example, 6831357114 + ... + 6831373036.

Almost surely, 2^{108775826089225} is an apocalyptic number.

108775826089225 is the 10429565-th square number.

108775826089225 is the 5214783-rd centered octagonal number.

It is an amenable number.

108775826089225 is a deficient number, since it is larger than the sum of its proper divisors (27152228420574).

108775826089225 is an frugal number, since it uses more digits than its factorization.

108775826089225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32118 (or 16059 counting only the distinct ones).

The product of its (nonzero) digits is 270950400, while the sum is 70.

The spelling of 108775826089225 in words is "one hundred eight trillion, seven hundred seventy-five billion, eight hundred twenty-six million, eighty-nine thousand, two hundred twenty-five".