6220845629 has 2 divisors, whose sum is σ = 6220845630. Its totient is φ = 6220845628.

The previous prime is 6220845539. The next prime is 6220845667. The reversal of 6220845629 is 9265480226.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6217322500 + 3523129 = 78850^2 + 1877^2 .

It is a cyclic number.

It is not a de Polignac number, because 6220845629 - 2²⁴ = 6204068413 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6220845629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6220845679) 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, 3110422814 + 3110422815.

It is an arithmetic number, because the mean of its divisors is an integer number (3110422815).

Almost surely, 2^6220845629 is an apocalyptic number.

It is an amenable number.

6220845629 is a deficient number, since it is larger than the sum of its proper divisors (1).

6220845629 is an equidigital number, since it uses as much as digits as its factorization.

6220845629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 6220845629 is about 78872.3375398498. The cubic root of 6220845629 is about 1839.1471343813.

The spelling of 6220845629 in words is "six billion, two hundred twenty million, eight hundred forty-five thousand, six hundred twenty-nine".