2128433982 has 8 divisors (see below), whose sum is σ = 4256867976. Its totient is φ = 709477992.

The previous prime is 2128433977. The next prime is 2128434001. The reversal of 2128433982 is 2893348212.

It is a sphenic number, since it is the product of 3 distinct primes.

2128433982 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177369493 + ... + 177369504.

It is an arithmetic number, because the mean of its divisors is an integer number (532108497).

Almost surely, 2^2128433982 is an apocalyptic number.

2128433982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2128433982 is a wasteful number, since it uses less digits than its factorization.

2128433982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354739002.

The product of its digits is 165888, while the sum is 42.

The square root of 2128433982 is about 46134.9540153667. The cubic root of 2128433982 is about 1286.3329508355.

The spelling of 2128433982 in words is "two billion, one hundred twenty-eight million, four hundred thirty-three thousand, nine hundred eighty-two".