522120450899 has 2 divisors, whose sum is σ = 522120450900. Its totient is φ = 522120450898.

The previous prime is 522120450829. The next prime is 522120450919. The reversal of 522120450899 is 998054021225.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-522120450899 is a prime.

It is not a weakly prime, because it can be changed into another prime (522120450829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261060225449 + 261060225450.

It is an arithmetic number, because the mean of its divisors is an integer number (261060225450).

Almost surely, 2^522120450899 is an apocalyptic number.

522120450899 is a deficient number, since it is larger than the sum of its proper divisors (1).

522120450899 is an equidigital number, since it uses as much as digits as its factorization.

522120450899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 47.

The spelling of 522120450899 in words is "five hundred twenty-two billion, one hundred twenty million, four hundred fifty thousand, eight hundred ninety-nine".