6799003920 has 280 divisors, whose sum is σ = 24040395096. Its totient is φ = 1787111424.

The previous prime is 6799003901. The next prime is 6799003921. The reversal of 6799003920 is 293009976.

It can be written as a sum of positive squares in 4 ways, for example, as 255488256 + 6543515664 = 15984^2 + 80892^2 .

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 (6799003921) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 4256562 + ... + 4258158.

Almost surely, 2^6799003920 is an apocalyptic number.

6799003920 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 6799003920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12020197548).

6799003920 is an abundant number, since it is smaller than the sum of its proper divisors (17241391176).

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

6799003920 is a wasteful number, since it uses less digits than its factorization.

6799003920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701 (or 1680 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 45.

The square root of 6799003920 is about 82456.0726690278. The cubic root of 6799003920 is about 1894.4439644678.

The spelling of 6799003920 in words is "six billion, seven hundred ninety-nine million, three thousand, nine hundred twenty".