40240304353 has 2 divisors, whose sum is σ = 40240304354. Its totient is φ = 40240304352.

The previous prime is 40240304287. The next prime is 40240304371. The reversal of 40240304353 is 35340304204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24230969569 + 16009334784 = 155663^2 + 126528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40240304353 is a prime.

It is not a weakly prime, because it can be changed into another prime (40240304653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20120152176 + 20120152177.

It is an arithmetic number, because the mean of its divisors is an integer number (20120152177).

Almost surely, 2^40240304353 is an apocalyptic number.

It is an amenable number.

40240304353 is a deficient number, since it is larger than the sum of its proper divisors (1).

40240304353 is an equidigital number, since it uses as much as digits as its factorization.

40240304353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 40240304353 its reverse (35340304204), we get a palindrome (75580608557).

The spelling of 40240304353 in words is "forty billion, two hundred forty million, three hundred four thousand, three hundred fifty-three".