5678931840 has 128 divisors (see below), whose sum is σ = 18888768000. Its totient is φ = 1448527872.

The previous prime is 5678931773. The next prime is 5678931887. The reversal of 5678931840 is 481398765.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20140 + ... + 108459.

It is an arithmetic number, because the mean of its divisors is an integer number (147568500).

Almost surely, 2^5678931840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5678931840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9444384000).

5678931840 is an abundant number, since it is smaller than the sum of its proper divisors (13209836160).

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

5678931840 is a wasteful number, since it uses less digits than its factorization.

5678931840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128644 (or 128632 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The square root of 5678931840 is about 75358.6878866664. The cubic root of 5678931840 is about 1784.1124289847.

The spelling of 5678931840 in words is "five billion, six hundred seventy-eight million, nine hundred thirty-one thousand, eight hundred forty".