3823838787648 has 112 divisors (see below), whose sum is σ = 11072479841280. Its totient is φ = 1155012979200.

The previous prime is 3823838787623. The next prime is 3823838787649. The reversal of 3823838787648 is 8467878383283.

It is a self number, because there is not a number n which added to its sum of digits gives 3823838787648.

It is not an unprimeable number, because it can be changed into a prime (3823838787649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2253988 + ... + 3567651.

Almost surely, 2^{3823838787648} is an apocalyptic number.

It is an amenable number.

3823838787648 is an abundant number, since it is smaller than the sum of its proper divisors (7248641053632).

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

3823838787648 is a wasteful number, since it uses less digits than its factorization.

3823838787648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5821976 (or 5821966 counting only the distinct ones).

The product of its digits is 2080899072, while the sum is 75.

The spelling of 3823838787648 in words is "three trillion, eight hundred twenty-three billion, eight hundred thirty-eight million, seven hundred eighty-seven thousand, six hundred forty-eight".