4548239549 has 8 divisors (see below), whose sum is σ = 5219738880. Its totient is φ = 3882177936.

The previous prime is 4548239543. The next prime is 4548239609. The reversal of 4548239549 is 9459328454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4548239549 - 2⁴ = 4548239533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4548239549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4548239543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357634 + ... + 1360979.

It is an arithmetic number, because the mean of its divisors is an integer number (652467360).

Almost surely, 2^4548239549 is an apocalyptic number.

It is an amenable number.

4548239549 is a deficient number, since it is larger than the sum of its proper divisors (671499331).

4548239549 is a wasteful number, since it uses less digits than its factorization.

4548239549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2718859.

The product of its digits is 6220800, while the sum is 53.

The square root of 4548239549 is about 67440.6372226716. The cubic root of 4548239549 is about 1656.8420570143.

The spelling of 4548239549 in words is "four billion, five hundred forty-eight million, two hundred thirty-nine thousand, five hundred forty-nine".