3889331680 has 48 divisors (see below), whose sum is σ = 9895362624. Its totient is φ = 1436060160.

The previous prime is 3889331659. The next prime is 3889331681. The reversal of 3889331680 is 861339883.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3889331681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932856 + ... + 937015.

It is an arithmetic number, because the mean of its divisors is an integer number (206153388).

Almost surely, 2^3889331680 is an apocalyptic number.

It is an amenable number.

3889331680 is an abundant number, since it is smaller than the sum of its proper divisors (6006030944).

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

3889331680 is a wasteful number, since it uses less digits than its factorization.

3889331680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869899 (or 1869891 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 3889331680 is about 62364.5065722483. The cubic root of 3889331680 is about 1572.6243422107.

The spelling of 3889331680 in words is "three billion, eight hundred eighty-nine million, three hundred thirty-one thousand, six hundred eighty".