553217921299 has 2 divisors, whose sum is σ = 553217921300. Its totient is φ = 553217921298.

The previous prime is 553217921177. The next prime is 553217921371. The reversal of 553217921299 is 992129712355.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 553217921299 - 2¹⁷ = 553217790227 is a prime.

It is not a weakly prime, because it can be changed into another prime (553217924299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276608960649 + 276608960650.

It is an arithmetic number, because the mean of its divisors is an integer number (276608960650).

Almost surely, 2^553217921299 is an apocalyptic number.

553217921299 is a deficient number, since it is larger than the sum of its proper divisors (1).

553217921299 is an equidigital number, since it uses as much as digits as its factorization.

553217921299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3061800, while the sum is 55.

The spelling of 553217921299 in words is "five hundred fifty-three billion, two hundred seventeen million, nine hundred twenty-one thousand, two hundred ninety-nine".