2863961862 has 16 divisors (see below), whose sum is σ = 5746585152. Its totient is φ = 951543720.

The previous prime is 2863961851. The next prime is 2863961897. The reversal of 2863961862 is 2681693682.

It is a congruent number.

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, 775564 + ... + 779247.

It is an arithmetic number, because the mean of its divisors is an integer number (359161572).

Almost surely, 2^2863961862 is an apocalyptic number.

2863961862 is an abundant number, since it is smaller than the sum of its proper divisors (2882623290).

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

2863961862 is a wasteful number, since it uses less digits than its factorization.

2863961862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555123.

The product of its digits is 1492992, while the sum is 51.

The square root of 2863961862 is about 53515.9963188578. The cubic root of 2863961862 is about 1420.1113881411. Note that the first 3 decimals are identical.

The spelling of 2863961862 in words is "two billion, eight hundred sixty-three million, nine hundred sixty-one thousand, eight hundred sixty-two".