240166331740667 has 2 divisors, whose sum is σ = 240166331740668. Its totient is φ = 240166331740666.

The previous prime is 240166331740651. The next prime is 240166331740703. The reversal of 240166331740667 is 766047133661042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 240166331740667 - 2⁴ = 240166331740651 is a prime.

It is a super-2 number, since 2×240166331740667² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (240166331740607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120083165870333 + 120083165870334.

It is an arithmetic number, because the mean of its divisors is an integer number (120083165870334).

Almost surely, 2^{240166331740667} is an apocalyptic number.

240166331740667 is a deficient number, since it is larger than the sum of its proper divisors (1).

240166331740667 is an equidigital number, since it uses as much as digits as its factorization.

240166331740667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18289152, while the sum is 56.

The spelling of 240166331740667 in words is "two hundred forty trillion, one hundred sixty-six billion, three hundred thirty-one million, seven hundred forty thousand, six hundred sixty-seven".