520046775839 has 2 divisors, whose sum is σ = 520046775840. Its totient is φ = 520046775838.

The previous prime is 520046775767. The next prime is 520046775883. The reversal of 520046775839 is 938577640025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 520046775839 - 2³⁶ = 451327299103 is a prime.

It is a super-2 number, since 2×520046775839² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520046775439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260023387919 + 260023387920.

It is an arithmetic number, because the mean of its divisors is an integer number (260023387920).

Almost surely, 2^520046775839 is an apocalyptic number.

520046775839 is a deficient number, since it is larger than the sum of its proper divisors (1).

520046775839 is an equidigital number, since it uses as much as digits as its factorization.

520046775839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12700800, while the sum is 56.

The spelling of 520046775839 in words is "five hundred twenty billion, forty-six million, seven hundred seventy-five thousand, eight hundred thirty-nine".