240261068539 has 2 divisors, whose sum is σ = 240261068540. Its totient is φ = 240261068538.

The previous prime is 240261068533. The next prime is 240261068587. The reversal of 240261068539 is 935860162042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 240261068539 - 2¹⁵ = 240261035771 is a prime.

It is not a weakly prime, because it can be changed into another prime (240261068533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120130534269 + 120130534270.

It is an arithmetic number, because the mean of its divisors is an integer number (120130534270).

Almost surely, 2^240261068539 is an apocalyptic number.

240261068539 is a deficient number, since it is larger than the sum of its proper divisors (1).

240261068539 is an equidigital number, since it uses as much as digits as its factorization.

240261068539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 240261068539 in words is "two hundred forty billion, two hundred sixty-one million, sixty-eight thousand, five hundred thirty-nine".