4778555333 has 2 divisors, whose sum is σ = 4778555334. Its totient is φ = 4778555332.

The previous prime is 4778555297. The next prime is 4778555339. The reversal of 4778555333 is 3335558774.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3652147489 + 1126407844 = 60433^2 + 33562^2 .

It is a cyclic number.

It is not a de Polignac number, because 4778555333 - 2⁶ = 4778555269 is a prime.

It is a super-3 number, since 3×4778555333³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4778555339) 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, 2389277666 + 2389277667.

It is an arithmetic number, because the mean of its divisors is an integer number (2389277667).

Almost surely, 2^4778555333 is an apocalyptic number.

It is an amenable number.

4778555333 is a deficient number, since it is larger than the sum of its proper divisors (1).

4778555333 is an equidigital number, since it uses as much as digits as its factorization.

4778555333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5292000, while the sum is 50.

The square root of 4778555333 is about 69127.0955053082. The cubic root of 4778555333 is about 1684.3494784797.

The spelling of 4778555333 in words is "four billion, seven hundred seventy-eight million, five hundred fifty-five thousand, three hundred thirty-three".