4342436641 has 2 divisors, whose sum is σ = 4342436642. Its totient is φ = 4342436640.

The previous prime is 4342436573. The next prime is 4342436663. The reversal of 4342436641 is 1466342434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2578100625 + 1764336016 = 50775^2 + 42004^2 .

It is a cyclic number.

It is not a de Polignac number, because 4342436641 - 2⁹ = 4342436129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4342436641.

It is not a weakly prime, because it can be changed into another prime (4342436741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2171218320 + 2171218321.

It is an arithmetic number, because the mean of its divisors is an integer number (2171218321).

Almost surely, 2^4342436641 is an apocalyptic number.

It is an amenable number.

4342436641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4342436641 is an equidigital number, since it uses as much as digits as its factorization.

4342436641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 37.

The square root of 4342436641 is about 65897.1671697653. The cubic root of 4342436641 is about 1631.4652588987.

The spelling of 4342436641 in words is "four billion, three hundred forty-two million, four hundred thirty-six thousand, six hundred forty-one".