3863883016820 has 48 divisors (see below), whose sum is σ = 8225793284688. Its totient is φ = 1524291148800.

The previous prime is 3863883016769. The next prime is 3863883016859. The reversal of 3863883016820 is 286103883683.

It can be written as a sum of positive squares in 8 ways, for example, as 22823957776 + 3841059059044 = 151076^2 + 1959862^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28110902 + ... + 28248018.

It is an arithmetic number, because the mean of its divisors is an integer number (171370693431).

Almost surely, 2^{3863883016820} is an apocalyptic number.

It is an amenable number.

3863883016820 is an abundant number, since it is smaller than the sum of its proper divisors (4361910267868).

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

3863883016820 is a wasteful number, since it uses less digits than its factorization.

3863883016820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156500 (or 156498 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 56.

The spelling of 3863883016820 in words is "three trillion, eight hundred sixty-three billion, eight hundred eighty-three million, sixteen thousand, eight hundred twenty".