40034005013 has 2 divisors, whose sum is σ = 40034005014. Its totient is φ = 40034005012.

The previous prime is 40034005001. The next prime is 40034005049. The reversal of 40034005013 is 31050043004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40031206084 + 2798929 = 200078^2 + 1673^2 .

It is a cyclic number.

It is not a de Polignac number, because 40034005013 - 2⁶ = 40034004949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40034025013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20017002506 + 20017002507.

It is an arithmetic number, because the mean of its divisors is an integer number (20017002507).

Almost surely, 2^40034005013 is an apocalyptic number.

It is an amenable number.

40034005013 is a deficient number, since it is larger than the sum of its proper divisors (1).

40034005013 is an equidigital number, since it uses as much as digits as its factorization.

40034005013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 40034005013 its reverse (31050043004), we get a palindrome (71084048017).

The spelling of 40034005013 in words is "forty billion, thirty-four million, five thousand, thirteen".