4510644641 has 2 divisors, whose sum is σ = 4510644642. Its totient is φ = 4510644640.

The previous prime is 4510644557. The next prime is 4510644647. The reversal of 4510644641 is 1464460154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4358640400 + 152004241 = 66020^2 + 12329^2 .

It is a cyclic number.

It is not a de Polignac number, because 4510644641 - 2²² = 4506450337 is a prime.

It is not a weakly prime, because it can be changed into another prime (4510644647) 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, 2255322320 + 2255322321.

It is an arithmetic number, because the mean of its divisors is an integer number (2255322321).

Almost surely, 2^4510644641 is an apocalyptic number.

It is an amenable number.

4510644641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4510644641 is an equidigital number, since it uses as much as digits as its factorization.

4510644641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 4510644641 is about 67161.3329304891. The cubic root of 4510644641 is about 1652.2643708457.

The spelling of 4510644641 in words is "four billion, five hundred ten million, six hundred forty-four thousand, six hundred forty-one".