6623326403 has 2 divisors, whose sum is σ = 6623326404. Its totient is φ = 6623326402.

The previous prime is 6623326397. The next prime is 6623326453. The reversal of 6623326403 is 3046233266.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6623326403 - 2²² = 6619132099 is a prime.

It is not a weakly prime, because it can be changed into another prime (6623326453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311663201 + 3311663202.

It is an arithmetic number, because the mean of its divisors is an integer number (3311663202).

Almost surely, 2^6623326403 is an apocalyptic number.

6623326403 is a deficient number, since it is larger than the sum of its proper divisors (1).

6623326403 is an equidigital number, since it uses as much as digits as its factorization.

6623326403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 35.

The square root of 6623326403 is about 81383.8215064886. The cubic root of 6623326403 is about 1877.9847126324.

Adding to 6623326403 its reverse (3046233266), we get a palindrome (9669559669).

The spelling of 6623326403 in words is "six billion, six hundred twenty-three million, three hundred twenty-six thousand, four hundred three".