3843778896 has 60 divisors (see below), whose sum is σ = 10811927412. Its totient is φ = 1274746368.

The previous prime is 3843778867. The next prime is 3843778933. The reversal of 3843778896 is 6988773483.

3843778896 is a `hidden beast` number, since 38 + 437 + 7 + 88 + 96 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3160688400 + 683090496 = 56220^2 + 26136^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39381 + ... + 96116.

Almost surely, 2^3843778896 is an apocalyptic number.

3843778896 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3843778896 is an abundant number, since it is smaller than the sum of its proper divisors (6968148516).

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

3843778896 is a wasteful number, since it uses less digits than its factorization.

3843778896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135708 (or 135699 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 63.

The square root of 3843778896 is about 61998.2168775845. The cubic root of 3843778896 is about 1566.4605643668.

The spelling of 3843778896 in words is "three billion, eight hundred forty-three million, seven hundred seventy-eight thousand, eight hundred ninety-six".