16920055333 has 2 divisors, whose sum is σ = 16920055334. Its totient is φ = 16920055332.

The previous prime is 16920055301. The next prime is 16920055349. The reversal of 16920055333 is 33355002961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16593819489 + 326235844 = 128817^2 + 18062^2 .

It is a cyclic number.

It is not a de Polignac number, because 16920055333 - 2⁵ = 16920055301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16920055292 and 16920055301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16920055393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8460027666 + 8460027667.

It is an arithmetic number, because the mean of its divisors is an integer number (8460027667).

Almost surely, 2^16920055333 is an apocalyptic number.

It is an amenable number.

16920055333 is a deficient number, since it is larger than the sum of its proper divisors (1).

16920055333 is an equidigital number, since it uses as much as digits as its factorization.

16920055333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72900, while the sum is 37.

The spelling of 16920055333 in words is "sixteen billion, nine hundred twenty million, fifty-five thousand, three hundred thirty-three".