4013376609349 has 2 divisors, whose sum is σ = 4013376609350. Its totient is φ = 4013376609348.

The previous prime is 4013376609343. The next prime is 4013376609353. The reversal of 4013376609349 is 9439066733104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2932074028900 + 1081302580449 = 1712330^2 + 1039857^2 .

It is a cyclic number.

It is not a de Polignac number, because 4013376609349 - 2⁹ = 4013376608837 is a prime.

It is a super-2 number, since 2×4013376609349² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4013376609349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4013376609343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2006688304674 + 2006688304675.

It is an arithmetic number, because the mean of its divisors is an integer number (2006688304675).

Almost surely, 2^{4013376609349} is an apocalyptic number.

It is an amenable number.

4013376609349 is a deficient number, since it is larger than the sum of its proper divisors (1).

4013376609349 is an equidigital number, since it uses as much as digits as its factorization.

4013376609349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8817984, while the sum is 55.

The spelling of 4013376609349 in words is "four trillion, thirteen billion, three hundred seventy-six million, six hundred nine thousand, three hundred forty-nine".