108398994231762 has 24 divisors (see below), whose sum is σ = 252930986541324. Its totient is φ = 33353536686624.

The previous prime is 108398994231739. The next prime is 108398994231769. The reversal of 108398994231762 is 267132499893801.

108398994231762 is a `hidden beast` number, since 1 + 0 + 83 + 98 + 9 + 94 + 2 + 317 + 62 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 106665745623921 + 1733248607841 = 10327911^2 + 1316529^2 .

It is not an unprimeable number, because it can be changed into a prime (108398994231769) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 231621782313 + ... + 231621782780.

Almost surely, 2^{108398994231762} is an apocalyptic number.

108398994231762 is an abundant number, since it is smaller than the sum of its proper divisors (144531992309562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108398994231762 is a wasteful number, since it uses less digits than its factorization.

108398994231762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463243565114 (or 463243565111 counting only the distinct ones).

The product of its (nonzero) digits is 282175488, while the sum is 72.

The spelling of 108398994231762 in words is "one hundred eight trillion, three hundred ninety-eight billion, nine hundred ninety-four million, two hundred thirty-one thousand, seven hundred sixty-two".