6673803840 has 560 divisors, whose sum is σ = 26288634240. Its totient is φ = 1593630720.

The previous prime is 6673803839. The next prime is 6673803847. The reversal of 6673803840 is 483083766.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (6673803847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 25375549 + ... + 25375811.

Almost surely, 2^6673803840 is an apocalyptic number.

6673803840 is a gapful number since it is divisible by the number (60) 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 6673803840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13144317120).

6673803840 is an abundant number, since it is smaller than the sum of its proper divisors (19614830400).

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

6673803840 is a wasteful number, since it uses less digits than its factorization.

6673803840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 6673803840 is about 81693.3524835405. The cubic root of 6673803840 is about 1882.7434519513.

The spelling of 6673803840 in words is "six billion, six hundred seventy-three million, eight hundred three thousand, eight hundred forty".