4887840549 has 4 divisors (see below), whose sum is σ = 6517120736. Its totient is φ = 3258560364.

The previous prime is 4887840547. The next prime is 4887840647. The reversal of 4887840549 is 9450487884.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4887840549 - 2¹ = 4887840547 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 (4887840541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 814640089 + ... + 814640094.

It is an arithmetic number, because the mean of its divisors is an integer number (1629280184).

Almost surely, 2^4887840549 is an apocalyptic number.

It is an amenable number.

4887840549 is a deficient number, since it is larger than the sum of its proper divisors (1629280187).

4887840549 is a wasteful number, since it uses less digits than its factorization.

4887840549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629280186.

The product of its (nonzero) digits is 10321920, while the sum is 57.

The square root of 4887840549 is about 69913.0928295981. The cubic root of 4887840549 is about 1697.0931348618.

The spelling of 4887840549 in words is "four billion, eight hundred eighty-seven million, eight hundred forty thousand, five hundred forty-nine".