4878585421 has 16 divisors (see below), whose sum is σ = 5242558464. Its totient is φ = 4523629824.

The previous prime is 4878585419. The next prime is 4878585433. The reversal of 4878585421 is 1245858784.

It is not a de Polignac number, because 4878585421 - 2¹ = 4878585419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4878585461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337876 + ... + 352018.

It is an arithmetic number, because the mean of its divisors is an integer number (327659904).

Almost surely, 2^4878585421 is an apocalyptic number.

It is an amenable number.

4878585421 is a deficient number, since it is larger than the sum of its proper divisors (363973043).

4878585421 is a wasteful number, since it uses less digits than its factorization.

4878585421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14460.

The product of its digits is 2867200, while the sum is 52.

The square root of 4878585421 is about 69846.8712327188. The cubic root of 4878585421 is about 1696.0213092369.

The spelling of 4878585421 in words is "four billion, eight hundred seventy-eight million, five hundred eighty-five thousand, four hundred twenty-one".