5220115213849 has 2 divisors, whose sum is σ = 5220115213850. Its totient is φ = 5220115213848.

The previous prime is 5220115213813. The next prime is 5220115213877. The reversal of 5220115213849 is 9483125110225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3328508336400 + 1891606877449 = 1824420^2 + 1375357^2 .

It is a cyclic number.

It is not a de Polignac number, because 5220115213849 - 2⁹ = 5220115213337 is a prime.

It is not a weakly prime, because it can be changed into another prime (5220115219849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2610057606924 + 2610057606925.

It is an arithmetic number, because the mean of its divisors is an integer number (2610057606925).

Almost surely, 2^{5220115213849} is an apocalyptic number.

It is an amenable number.

5220115213849 is a deficient number, since it is larger than the sum of its proper divisors (1).

5220115213849 is an equidigital number, since it uses as much as digits as its factorization.

5220115213849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 5220115213849 in words is "five trillion, two hundred twenty billion, one hundred fifteen million, two hundred thirteen thousand, eight hundred forty-nine".