109448988849 has 12 divisors (see below), whose sum is σ = 158409810000. Its totient is φ = 72819765144.

The previous prime is 109448988829. The next prime is 109448988871. The reversal of 109448988849 is 948889844901.

109448988849 is a `hidden beast` number, since 10 + 9 + 448 + 98 + 8 + 84 + 9 = 666.

It is not a de Polignac number, because 109448988849 - 2³⁶ = 40729512113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109448988829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12180879 + ... + 12189860.

It is an arithmetic number, because the mean of its divisors is an integer number (13200817500).

Almost surely, 2^109448988849 is an apocalyptic number.

It is an amenable number.

109448988849 is a deficient number, since it is larger than the sum of its proper divisors (48960821151).

109448988849 is a wasteful number, since it uses less digits than its factorization.

109448988849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24371244 (or 24371241 counting only the distinct ones).

The product of its (nonzero) digits is 191102976, while the sum is 72.

The spelling of 109448988849 in words is "one hundred nine billion, four hundred forty-eight million, nine hundred eighty-eight thousand, eight hundred forty-nine".