2513781232 has 20 divisors (see below), whose sum is σ = 4872266280. Its totient is φ = 1256422208.

The previous prime is 2513781173. The next prime is 2513781233. The reversal of 2513781232 is 2321873152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513781233) 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, 17238 + ... + 72970.

It is an arithmetic number, because the mean of its divisors is an integer number (243613314).

Almost surely, 2^2513781232 is an apocalyptic number.

It is an amenable number.

2513781232 is a deficient number, since it is larger than the sum of its proper divisors (2358485048).

2513781232 is a wasteful number, since it uses less digits than its factorization.

2513781232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58560 (or 58554 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 2513781232 is about 50137.6229193208. The cubic root of 2513781232 is about 1359.6981077315.

The spelling of 2513781232 in words is "two billion, five hundred thirteen million, seven hundred eighty-one thousand, two hundred thirty-two".