4242751489 has 6 divisors (see below), whose sum is σ = 4507006214. Its totient is φ = 3993177600.

The previous prime is 4242751427. The next prime is 4242751519. The reversal of 4242751489 is 9841572424.

It can be written as a sum of positive squares in 3 ways, for example, as 3089469889 + 1153281600 = 55583^2 + 33960^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4242751489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4242751789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7340112 + ... + 7340689.

Almost surely, 2^4242751489 is an apocalyptic number.

It is an amenable number.

4242751489 is a deficient number, since it is larger than the sum of its proper divisors (264254725).

4242751489 is a wasteful number, since it uses less digits than its factorization.

4242751489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14680835 (or 14680818 counting only the distinct ones).

The product of its digits is 645120, while the sum is 46.

The square root of 4242751489 is about 65136.4067860670. The cubic root of 4242751489 is about 1618.8844996813.

The spelling of 4242751489 in words is "four billion, two hundred forty-two million, seven hundred fifty-one thousand, four hundred eighty-nine".