4047812837828 has 24 divisors (see below), whose sum is σ = 7097722297344. Its totient is φ = 2019892680000.

The previous prime is 4047812837821. The next prime is 4047812837843. The reversal of 4047812837828 is 8287382187404.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4047812837821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38223953 + ... + 38329703.

It is an arithmetic number, because the mean of its divisors is an integer number (295738429056).

Almost surely, 2^{4047812837828} is an apocalyptic number.

It is an amenable number.

4047812837828 is a deficient number, since it is larger than the sum of its proper divisors (3049909459516).

4047812837828 is a wasteful number, since it uses less digits than its factorization.

4047812837828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124643 (or 124641 counting only the distinct ones).

The product of its (nonzero) digits is 38535168, while the sum is 62.

The spelling of 4047812837828 in words is "four trillion, forty-seven billion, eight hundred twelve million, eight hundred thirty-seven thousand, eight hundred twenty-eight".