2199442747320 has 288 divisors, whose sum is σ = 8954874976320. Its totient is φ = 464058201600.

The previous prime is 2199442747301. The next prime is 2199442747321. The reversal of 2199442747320 is 237472449912.

2199442747320 is a `hidden beast` number, since 2 + 1 + 9 + 9 + 44 + 274 + 7 + 320 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2199442747321) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4566256 + ... + 5024895.

It is an arithmetic number, because the mean of its divisors is an integer number (31093315890).

Almost surely, 2^{2199442747320} is an apocalyptic number.

2199442747320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2199442747320 is an abundant number, since it is smaller than the sum of its proper divisors (6755432229000).

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

2199442747320 is a wasteful number, since it uses less digits than its factorization.

2199442747320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9591195 (or 9591181 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The spelling of 2199442747320 in words is "two trillion, one hundred ninety-nine billion, four hundred forty-two million, seven hundred forty-seven thousand, three hundred twenty".