16219533313 has 2 divisors, whose sum is σ = 16219533314. Its totient is φ = 16219533312.

The previous prime is 16219533311. The next prime is 16219533359. The reversal of 16219533313 is 31333591261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11265062769 + 4954470544 = 106137^2 + 70388^2 .

It is a cyclic number.

It is not a de Polignac number, because 16219533313 - 2¹ = 16219533311 is a prime.

Together with 16219533311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16219533311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8109766656 + 8109766657.

It is an arithmetic number, because the mean of its divisors is an integer number (8109766657).

Almost surely, 2^16219533313 is an apocalyptic number.

It is an amenable number.

16219533313 is a deficient number, since it is larger than the sum of its proper divisors (1).

16219533313 is an equidigital number, since it uses as much as digits as its factorization.

16219533313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43740, while the sum is 37.

The spelling of 16219533313 in words is "sixteen billion, two hundred nineteen million, five hundred thirty-three thousand, three hundred thirteen".