4259928641 has 2 divisors, whose sum is σ = 4259928642. Its totient is φ = 4259928640.

The previous prime is 4259928559. The next prime is 4259928661. The reversal of 4259928641 is 1468299524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2275671616 + 1984257025 = 47704^2 + 44545^2 .

It is a cyclic number.

It is not a de Polignac number, because 4259928641 - 2²² = 4255734337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4259928641.

It is not a weakly prime, because it can be changed into another prime (4259928661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2129964320 + 2129964321.

It is an arithmetic number, because the mean of its divisors is an integer number (2129964321).

Almost surely, 2^4259928641 is an apocalyptic number.

It is an amenable number.

4259928641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4259928641 is an equidigital number, since it uses as much as digits as its factorization.

4259928641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 50.

The square root of 4259928641 is about 65268.1288302338. The cubic root of 4259928641 is about 1621.0662899574.

The spelling of 4259928641 in words is "four billion, two hundred fifty-nine million, nine hundred twenty-eight thousand, six hundred forty-one".