2863863268 has 24 divisors (see below), whose sum is σ = 5835799872. Its totient is φ = 1204211424.

The previous prime is 2863863259. The next prime is 2863863311. The reversal of 2863863268 is 8623683682.

It is a happy number.

2863863268 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, 963430 + ... + 966397.

It is an arithmetic number, because the mean of its divisors is an integer number (243158328).

Almost surely, 2^2863863268 is an apocalyptic number.

2863863268 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2863863268 is an abundant number, since it is smaller than the sum of its proper divisors (2971936604).

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

2863863268 is a wasteful number, since it uses less digits than its factorization.

2863863268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929891 (or 1929889 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 52.

The square root of 2863863268 is about 53515.0751471022. The cubic root of 2863863268 is about 1420.0950918267.

The spelling of 2863863268 in words is "two billion, eight hundred sixty-three million, eight hundred sixty-three thousand, two hundred sixty-eight".