2481936613 has 4 divisors (see below), whose sum is σ = 2672854828. Its totient is φ = 2291018400.

The previous prime is 2481936577. The next prime is 2481936619. The reversal of 2481936613 is 3166391842.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 766071684 + 1715864929 = 27678^2 + 41423^2 .

It is a cyclic number.

It is not a de Polignac number, because 2481936613 - 2¹⁷ = 2481805541 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 2481936613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2481936619) 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 3 ways as a sum of consecutive naturals, for example, 95459088 + ... + 95459113.

It is an arithmetic number, because the mean of its divisors is an integer number (668213707).

Almost surely, 2^2481936613 is an apocalyptic number.

It is an amenable number.

2481936613 is a deficient number, since it is larger than the sum of its proper divisors (190918215).

2481936613 is a wasteful number, since it uses less digits than its factorization.

2481936613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190918214.

The product of its digits is 186624, while the sum is 43.

The square root of 2481936613 is about 49819.0386599340. The cubic root of 2481936613 is about 1353.9321321384.

The spelling of 2481936613 in words is "two billion, four hundred eighty-one million, nine hundred thirty-six thousand, six hundred thirteen".