2133789476 has 72 divisors (see below), whose sum is σ = 4953195576. Its totient is φ = 794465280.

The previous prime is 2133789467. The next prime is 2133789503. The reversal of 2133789476 is 6749873312.

It can be written as a sum of positive squares in 4 ways, for example, as 120472576 + 2013316900 = 10976^2 + 44870^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18686 + ... + 67946.

It is an arithmetic number, because the mean of its divisors is an integer number (68794383).

Almost surely, 2^2133789476 is an apocalyptic number.

2133789476 is a gapful number since it is divisible by the number (26) 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 2133789476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2476597788).

2133789476 is an abundant number, since it is smaller than the sum of its proper divisors (2819406100).

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

2133789476 is a wasteful number, since it uses less digits than its factorization.

2133789476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49309 (or 49300 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 50.

The square root of 2133789476 is about 46192.9591604608. The cubic root of 2133789476 is about 1287.4109231237.

The spelling of 2133789476 in words is "two billion, one hundred thirty-three million, seven hundred eighty-nine thousand, four hundred seventy-six".