4263560989 has 12 divisors (see below), whose sum is σ = 4331646844. Its totient is φ = 4196093184.

The previous prime is 4263560969. The next prime is 4263560999. The reversal of 4263560989 is 9890653624.

It can be written as a sum of positive squares in 2 ways, for example, as 939116025 + 3324444964 = 30645^2 + 57658^2 .

It is not a de Polignac number, because 4263560989 - 2⁵ = 4263560957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4263560909) 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 in 11 ways as a sum of consecutive naturals, for example, 4997887 + ... + 4998739.

Almost surely, 2^4263560989 is an apocalyptic number.

It is an amenable number.

4263560989 is a deficient number, since it is larger than the sum of its proper divisors (68085855).

4263560989 is an frugal number, since it uses more digits than its factorization.

4263560989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404 (or 1177 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 52.

The square root of 4263560989 is about 65295.9492541459. The cubic root of 4263560989 is about 1621.5269083216.

The spelling of 4263560989 in words is "four billion, two hundred sixty-three million, five hundred sixty thousand, nine hundred eighty-nine".