2856518132 has 12 divisors (see below), whose sum is σ = 5383438116. Its totient is φ = 1318392960.

The previous prime is 2856518069. The next prime is 2856518167. The reversal of 2856518132 is 2318156582.

It can be written as a sum of positive squares in 2 ways, for example, as 1301477776 + 1555040356 = 36076^2 + 39434^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2856518132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27466469 + ... + 27466572.

It is an arithmetic number, because the mean of its divisors is an integer number (448619843).

Almost surely, 2^2856518132 is an apocalyptic number.

It is an amenable number.

2856518132 is a deficient number, since it is larger than the sum of its proper divisors (2526919984).

2856518132 is a wasteful number, since it uses less digits than its factorization.

2856518132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54933058 (or 54933056 counting only the distinct ones).

The product of its digits is 115200, while the sum is 41.

The square root of 2856518132 is about 53446.4042943957. The cubic root of 2856518132 is about 1418.8799823932.

The spelling of 2856518132 in words is "two billion, eight hundred fifty-six million, five hundred eighteen thousand, one hundred thirty-two".