40368180289 has 2 divisors, whose sum is σ = 40368180290. Its totient is φ = 40368180288.

The previous prime is 40368180247. The next prime is 40368180299. The reversal of 40368180289 is 98208186304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25033568400 + 15334611889 = 158220^2 + 123833^2 .

It is a cyclic number.

It is not a de Polignac number, because 40368180289 - 2¹⁷ = 40368049217 is a prime.

It is not a weakly prime, because it can be changed into another prime (40368180299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20184090144 + 20184090145.

It is an arithmetic number, because the mean of its divisors is an integer number (20184090145).

Almost surely, 2^40368180289 is an apocalyptic number.

It is an amenable number.

40368180289 is a deficient number, since it is larger than the sum of its proper divisors (1).

40368180289 is an equidigital number, since it uses as much as digits as its factorization.

40368180289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 663552, while the sum is 49.

The spelling of 40368180289 in words is "forty billion, three hundred sixty-eight million, one hundred eighty thousand, two hundred eighty-nine".