552781633 has 2 divisors, whose sum is σ = 552781634. Its totient is φ = 552781632.

The previous prime is 552781631. The next prime is 552781643. The reversal of 552781633 is 336187255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 541167169 + 11614464 = 23263^2 + 3408^2 .

It is a cyclic number.

It is not a de Polignac number, because 552781633 - 2¹ = 552781631 is a prime.

Together with 552781631, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (552781631) 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, 276390816 + 276390817.

It is an arithmetic number, because the mean of its divisors is an integer number (276390817).

Almost surely, 2^552781633 is an apocalyptic number.

It is an amenable number.

552781633 is a deficient number, since it is larger than the sum of its proper divisors (1).

552781633 is an equidigital number, since it uses as much as digits as its factorization.

552781633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 40.

The square root of 552781633 is about 23511.3086194708. The cubic root of 552781633 is about 820.7001916501.

The spelling of 552781633 in words is "five hundred fifty-two million, seven hundred eighty-one thousand, six hundred thirty-three".