2068421632 has 44 divisors (see below), whose sum is σ = 4144438080. Its totient is φ = 1031806976.

The previous prime is 2068421627. The next prime is 2068421659. The reversal of 2068421632 is 2361248602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488388 + ... + 492604.

Almost surely, 2^2068421632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2068421632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2072219040).

2068421632 is an abundant number, since it is smaller than the sum of its proper divisors (2076016448).

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

2068421632 is an equidigital number, since it uses as much as digits as its factorization.

2068421632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4716 (or 4698 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 2068421632 is about 45479.9036058785. The cubic root of 2068421632 is about 1274.1278940895.

The spelling of 2068421632 in words is "two billion, sixty-eight million, four hundred twenty-one thousand, six hundred thirty-two".