4613615321 has 16 divisors (see below), whose sum is σ = 5553471360. Its totient is φ = 3744195840.

The previous prime is 4613615309. The next prime is 4613615339. The reversal of 4613615321 is 1235163164.

It is not a de Polignac number, because 4613615321 - 2²⁶ = 4546506457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4613615351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240401 + ... + 258881.

It is an arithmetic number, because the mean of its divisors is an integer number (347091960).

Almost surely, 2^4613615321 is an apocalyptic number.

It is an amenable number.

4613615321 is a deficient number, since it is larger than the sum of its proper divisors (939856039).

4613615321 is a wasteful number, since it uses less digits than its factorization.

4613615321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20384.

The product of its digits is 12960, while the sum is 32.

The square root of 4613615321 is about 67923.5991463939. The cubic root of 4613615321 is about 1664.7427295653.

Adding to 4613615321 its reverse (1235163164), we get a palindrome (5848778485).

The spelling of 4613615321 in words is "four billion, six hundred thirteen million, six hundred fifteen thousand, three hundred twenty-one".