7432538489 has 2 divisors, whose sum is σ = 7432538490. Its totient is φ = 7432538488.

The previous prime is 7432538467. The next prime is 7432538551. The reversal of 7432538489 is 9848352347.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5467123600 + 1965414889 = 73940^2 + 44333^2 .

It is a cyclic number.

It is not a de Polignac number, because 7432538489 - 2²⁰ = 7431489913 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7432538489.

It is not a weakly prime, because it can be changed into another prime (7432538689) 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, 3716269244 + 3716269245.

It is an arithmetic number, because the mean of its divisors is an integer number (3716269245).

Almost surely, 2^7432538489 is an apocalyptic number.

It is an amenable number.

7432538489 is a deficient number, since it is larger than the sum of its proper divisors (1).

7432538489 is an equidigital number, since it uses as much as digits as its factorization.

7432538489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5806080, while the sum is 53.

The square root of 7432538489 is about 86212.1713506857. The cubic root of 7432538489 is about 1951.5471822682.

The spelling of 7432538489 in words is "seven billion, four hundred thirty-two million, five hundred thirty-eight thousand, four hundred eighty-nine".