288609064042 has 16 divisors (see below), whose sum is σ = 467000863560. Its totient is φ = 132979548672.

The previous prime is 288609063949. The next prime is 288609064049. The reversal of 288609064042 is 240460906882.

It can be written as a sum of positive squares in 4 ways, for example, as 117237075201 + 171371988841 = 342399^2 + 413971^2 .

It is not an unprimeable number, because it can be changed into a prime (288609064049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9344067 + ... + 9374902.

Almost surely, 2^288609064042 is an apocalyptic number.

288609064042 is a deficient number, since it is larger than the sum of its proper divisors (178391799518).

288609064042 is a wasteful number, since it uses less digits than its factorization.

288609064042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18719577.

The product of its (nonzero) digits is 1327104, while the sum is 49.

The spelling of 288609064042 in words is "two hundred eighty-eight billion, six hundred nine million, sixty-four thousand, forty-two".