40604246413 has 2 divisors, whose sum is σ = 40604246414. Its totient is φ = 40604246412.

The previous prime is 40604246401. The next prime is 40604246467. The reversal of 40604246413 is 31464240604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31855824324 + 8748422089 = 178482^2 + 93533^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40604246413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40604246113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20302123206 + 20302123207.

It is an arithmetic number, because the mean of its divisors is an integer number (20302123207).

Almost surely, 2^40604246413 is an apocalyptic number.

It is an amenable number.

40604246413 is a deficient number, since it is larger than the sum of its proper divisors (1).

40604246413 is an equidigital number, since it uses as much as digits as its factorization.

40604246413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 40604246413 in words is "forty billion, six hundred four million, two hundred forty-six thousand, four hundred thirteen".