4040821414813 has 2 divisors, whose sum is σ = 4040821414814. Its totient is φ = 4040821414812.

The previous prime is 4040821414801. The next prime is 4040821414843. The reversal of 4040821414813 is 3184141280404.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3269055650809 + 771765764004 = 1808053^2 + 878502^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4040821414813 is a prime.

It is a super-2 number, since 2×4040821414813² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4040821414843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020410707406 + 2020410707407.

It is an arithmetic number, because the mean of its divisors is an integer number (2020410707407).

Almost surely, 2^{4040821414813} is an apocalyptic number.

It is an amenable number.

4040821414813 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040821414813 is an equidigital number, since it uses as much as digits as its factorization.

4040821414813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98304, while the sum is 40.

The spelling of 4040821414813 in words is "four trillion, forty billion, eight hundred twenty-one million, four hundred fourteen thousand, eight hundred thirteen".