3840289831863 has 12 divisors (see below), whose sum is σ = 5547378791448. Its totient is φ = 2560057769520.

The previous prime is 3840289831811. The next prime is 3840289831877. The reversal of 3840289831863 is 3681389820483.

3840289831863 is a `hidden beast` number, since 3 + 8 + 402 + 89 + 83 + 18 + 63 = 666.

It is not a de Polignac number, because 3840289831863 - 2²⁹ = 3839752960951 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3840289831863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3840289831463) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11107933 + ... + 11448438.

It is an arithmetic number, because the mean of its divisors is an integer number (462281565954).

Almost surely, 2^{3840289831863} is an apocalyptic number.

3840289831863 is a deficient number, since it is larger than the sum of its proper divisors (1707088959585).

3840289831863 is a wasteful number, since it uses less digits than its factorization.

3840289831863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22575294 (or 22575291 counting only the distinct ones).

The product of its (nonzero) digits is 47775744, while the sum is 63.

The spelling of 3840289831863 in words is "three trillion, eight hundred forty billion, two hundred eighty-nine million, eight hundred thirty-one thousand, eight hundred sixty-three".