4400641513 has 2 divisors, whose sum is σ = 4400641514. Its totient is φ = 4400641512.

The previous prime is 4400641499. The next prime is 4400641519. The reversal of 4400641513 is 3151460044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4296540304 + 104101209 = 65548^2 + 10203^2 .

It is a cyclic number.

It is not a de Polignac number, because 4400641513 - 2⁵ = 4400641481 is a prime.

It is not a weakly prime, because it can be changed into another prime (4400641519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2200320756 + 2200320757.

It is an arithmetic number, because the mean of its divisors is an integer number (2200320757).

Almost surely, 2^4400641513 is an apocalyptic number.

It is an amenable number.

4400641513 is a deficient number, since it is larger than the sum of its proper divisors (1).

4400641513 is an equidigital number, since it uses as much as digits as its factorization.

4400641513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 4400641513 is about 66337.3312170455. The cubic root of 4400641513 is about 1638.7221744898.

The spelling of 4400641513 in words is "four billion, four hundred million, six hundred forty-one thousand, five hundred thirteen".