2753478321 has 64 divisors (see below), whose sum is σ = 4398831360. Its totient is φ = 1512898560.

The previous prime is 2753478293. The next prime is 2753478323. The reversal of 2753478321 is 1238743572.

It is a happy number.

It is not a de Polignac number, because 2753478321 - 2¹¹ = 2753476273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2753478323) 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 in 63 ways as a sum of consecutive naturals, for example, 2261905 + ... + 2263121.

It is an arithmetic number, because the mean of its divisors is an integer number (68731740).

Almost surely, 2^2753478321 is an apocalyptic number.

It is an amenable number.

2753478321 is a deficient number, since it is larger than the sum of its proper divisors (1645353039).

2753478321 is a wasteful number, since it uses less digits than its factorization.

2753478321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394.

The product of its digits is 282240, while the sum is 42.

The square root of 2753478321 is about 52473.5964176270. The cubic root of 2753478321 is about 1401.6101068980.

The spelling of 2753478321 in words is "two billion, seven hundred fifty-three million, four hundred seventy-eight thousand, three hundred twenty-one".