6199373880 has 320 divisors, whose sum is σ = 24209254080. Its totient is φ = 1393459200.

The previous prime is 6199373821. The next prime is 6199373899. The reversal of 6199373880 is 883739916.

6199373880 is a `hidden beast` number, since 6 + 199 + 373 + 8 + 80 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1381240 + ... + 1385720.

It is an arithmetic number, because the mean of its divisors is an integer number (75653919).

Almost surely, 2^6199373880 is an apocalyptic number.

6199373880 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 6199373880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12104627040).

6199373880 is an abundant number, since it is smaller than the sum of its proper divisors (18009880200).

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

6199373880 is a wasteful number, since it uses less digits than its factorization.

6199373880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4572 (or 4559 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The square root of 6199373880 is about 78736.1027737594. The cubic root of 6199373880 is about 1837.0287071187.

The spelling of 6199373880 in words is "six billion, one hundred ninety-nine million, three hundred seventy-three thousand, eight hundred eighty".