2199465984 has 104 divisors (see below), whose sum is σ = 6210088560. Its totient is φ = 689963008.

The previous prime is 2199465971. The next prime is 2199466019. The reversal of 2199465984 is 4895649912.

It is a super-2 number, since 2×2199465984² = 9675301229546176512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203632 + ... + 214160.

It is an arithmetic number, because the mean of its divisors is an integer number (59712390).

Almost surely, 2^2199465984 is an apocalyptic number.

2199465984 is a gapful number since it is divisible by the number (24) 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 2199465984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3105044280).

2199465984 is an abundant number, since it is smaller than the sum of its proper divisors (4010622576).

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

2199465984 is a wasteful number, since it uses less digits than its factorization.

2199465984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10573 (or 10551 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 57.

The square root of 2199465984 is about 46898.4646230556. The cubic root of 2199465984 is about 1300.4862055111.

It can be divided in two parts, 21994 and 65984, that added together give a palindrome (87978).

The spelling of 2199465984 in words is "two billion, one hundred ninety-nine million, four hundred sixty-five thousand, nine hundred eighty-four".