4539655489 has 2 divisors, whose sum is σ = 4539655490. Its totient is φ = 4539655488.

The previous prime is 4539655487. The next prime is 4539655501. The reversal of 4539655489 is 9845569354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2380659264 + 2158996225 = 48792^2 + 46465^2 .

It is a cyclic number.

It is not a de Polignac number, because 4539655489 - 2¹ = 4539655487 is a prime.

Together with 4539655487, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4539655487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2269827744 + 2269827745.

It is an arithmetic number, because the mean of its divisors is an integer number (2269827745).

Almost surely, 2^4539655489 is an apocalyptic number.

It is an amenable number.

4539655489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4539655489 is an equidigital number, since it uses as much as digits as its factorization.

4539655489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328000, while the sum is 58.

The square root of 4539655489 is about 67376.9655668760. The cubic root of 4539655489 is about 1655.7990609001.

The spelling of 4539655489 in words is "four billion, five hundred thirty-nine million, six hundred fifty-five thousand, four hundred eighty-nine".