6226626641 has 2 divisors, whose sum is σ = 6226626642. Its totient is φ = 6226626640.

The previous prime is 6226626607. The next prime is 6226626649. The reversal of 6226626641 is 1466266226.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3633678400 + 2592948241 = 60280^2 + 50921^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6226626641 is a prime.

It is not a weakly prime, because it can be changed into another prime (6226626649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3113313320 + 3113313321.

It is an arithmetic number, because the mean of its divisors is an integer number (3113313321).

Almost surely, 2^6226626641 is an apocalyptic number.

It is an amenable number.

6226626641 is a deficient number, since it is larger than the sum of its proper divisors (1).

6226626641 is an equidigital number, since it uses as much as digits as its factorization.

6226626641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 41.

The square root of 6226626641 is about 78908.9769354539. The cubic root of 6226626641 is about 1839.7166625193.

The spelling of 6226626641 in words is "six billion, two hundred twenty-six million, six hundred twenty-six thousand, six hundred forty-one".