38143221552413 has 2 divisors, whose sum is σ = 38143221552414. Its totient is φ = 38143221552412.

The previous prime is 38143221552347. The next prime is 38143221552427. The reversal of 38143221552413 is 31425512234183.

It is a happy number.

38143221552413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35849880825529 + 2293340726884 = 5987477^2 + 1514378^2 .

It is an emirp because it is prime and its reverse (31425512234183) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38143221552413 - 2¹⁰ = 38143221551389 is a prime.

It is a super-2 number, since 2×38143221552413² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38143221552013) 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, 19071610776206 + 19071610776207.

It is an arithmetic number, because the mean of its divisors is an integer number (19071610776207).

Almost surely, 2^{38143221552413} is an apocalyptic number.

It is an amenable number.

38143221552413 is a deficient number, since it is larger than the sum of its proper divisors (1).

38143221552413 is an equidigital number, since it uses as much as digits as its factorization.

38143221552413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691200, while the sum is 44.

Adding to 38143221552413 its reverse (31425512234183), we get a palindrome (69568733786596).

The spelling of 38143221552413 in words is "thirty-eight trillion, one hundred forty-three billion, two hundred twenty-one million, five hundred fifty-two thousand, four hundred thirteen".