533421194309 has 2 divisors, whose sum is σ = 533421194310. Its totient is φ = 533421194308.

The previous prime is 533421194213. The next prime is 533421194419. The reversal of 533421194309 is 903491124335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 483880228225 + 49540966084 = 695615^2 + 222578^2 .

It is a cyclic number.

It is not a de Polignac number, because 533421194309 - 2²⁴ = 533404417093 is a prime.

It is a super-3 number, since 3×533421194309³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 533421194309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (533421194609) 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, 266710597154 + 266710597155.

It is an arithmetic number, because the mean of its divisors is an integer number (266710597155).

Almost surely, 2^533421194309 is an apocalyptic number.

It is an amenable number.

533421194309 is a deficient number, since it is larger than the sum of its proper divisors (1).

533421194309 is an equidigital number, since it uses as much as digits as its factorization.

533421194309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 44.

The spelling of 533421194309 in words is "five hundred thirty-three billion, four hundred twenty-one million, one hundred ninety-four thousand, three hundred nine".