240984064540837 has 2 divisors, whose sum is σ = 240984064540838. Its totient is φ = 240984064540836.

The previous prime is 240984064540823. The next prime is 240984064540861. The reversal of 240984064540837 is 738045460489042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237335777358436 + 3648287182401 = 15405706^2 + 1910049^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240984064540837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240984064540237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120492032270418 + 120492032270419.

It is an arithmetic number, because the mean of its divisors is an integer number (120492032270419).

Almost surely, 2^{240984064540837} is an apocalyptic number.

It is an amenable number.

240984064540837 is a deficient number, since it is larger than the sum of its proper divisors (1).

240984064540837 is an equidigital number, since it uses as much as digits as its factorization.

240984064540837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 185794560, while the sum is 64.

The spelling of 240984064540837 in words is "two hundred forty trillion, nine hundred eighty-four billion, sixty-four million, five hundred forty thousand, eight hundred thirty-seven".