2081963424 has 24 divisors (see below), whose sum is σ = 5465154240. Its totient is φ = 693987776.

The previous prime is 2081963423. The next prime is 2081963467. The reversal of 2081963424 is 4243691802.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (2081963423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10843464 + ... + 10843655.

It is an arithmetic number, because the mean of its divisors is an integer number (227714760).

Almost surely, 2^2081963424 is an apocalyptic number.

2081963424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2081963424 is an abundant number, since it is smaller than the sum of its proper divisors (3383190816).

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

2081963424 is a wasteful number, since it uses less digits than its factorization.

2081963424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21687132 (or 21687124 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 2081963424 is about 45628.5373861578. The cubic root of 2081963424 is about 1276.9023860898.

The spelling of 2081963424 in words is "two billion, eighty-one million, nine hundred sixty-three thousand, four hundred twenty-four".