2871868612 has 6 divisors (see below), whose sum is σ = 5025770078. Its totient is φ = 1435934304.

The previous prime is 2871868577. The next prime is 2871868651. The reversal of 2871868612 is 2168681782.

2871868612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2765077056 + 106791556 = 52584^2 + 10334^2 .

It is a super-3 number, since 3×2871868612³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358983573 + ... + 358983580.

Almost surely, 2^2871868612 is an apocalyptic number.

It is an amenable number.

2871868612 is a deficient number, since it is larger than the sum of its proper divisors (2153901466).

2871868612 is a wasteful number, since it uses less digits than its factorization.

2871868612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717967157 (or 717967155 counting only the distinct ones).

The product of its digits is 516096, while the sum is 49.

The square root of 2871868612 is about 53589.8181747242. The cubic root of 2871868612 is about 1421.4170559532.

The spelling of 2871868612 in words is "two billion, eight hundred seventy-one million, eight hundred sixty-eight thousand, six hundred twelve".