3884806656 has 200 divisors, whose sum is σ = 11671251504. Its totient is φ = 1286461440.

The previous prime is 3884806649. The next prime is 3884806669. The reversal of 3884806656 is 6566084883.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11736411 + ... + 11736741.

Almost surely, 2^3884806656 is an apocalyptic number.

3884806656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3884806656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5835625752).

3884806656 is an abundant number, since it is smaller than the sum of its proper divisors (7786444848).

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

3884806656 is an equidigital number, since it uses as much as digits as its factorization.

3884806656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644 (or 619 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The square root of 3884806656 is about 62328.2171732836. The cubic root of 3884806656 is about 1572.0142181570.

The spelling of 3884806656 in words is "three billion, eight hundred eighty-four million, eight hundred six thousand, six hundred fifty-six".