2815856016 has 40 divisors (see below), whose sum is σ = 7281346464. Its totient is φ = 937708800.

The previous prime is 2815856009. The next prime is 2815856039. The reversal of 2815856016 is 6106585182.

2815856016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22540 + ... + 78356.

Almost surely, 2^2815856016 is an apocalyptic number.

It is an amenable number.

2815856016 is an abundant number, since it is smaller than the sum of its proper divisors (4465490448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2815856016 is a wasteful number, since it uses less digits than its factorization.

2815856016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56879 (or 56873 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 42.

The square root of 2815856016 is about 53064.6399780494. The cubic root of 2815856016 is about 1412.1152658379.

The spelling of 2815856016 in words is "two billion, eight hundred fifteen million, eight hundred fifty-six thousand, sixteen".