2128832496 has 160 divisors (see below), whose sum is σ = 7209062400. Its totient is φ = 588591360.

The previous prime is 2128832491. The next prime is 2128832507. The reversal of 2128832496 is 6942388212.

2128832496 is a `hidden beast` number, since 2 + 128 + 8 + 32 + 496 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2128832491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82390 + ... + 105098.

It is an arithmetic number, because the mean of its divisors is an integer number (45056640).

Almost surely, 2^2128832496 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 2128832496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3604531200).

2128832496 is an abundant number, since it is smaller than the sum of its proper divisors (5080229904).

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

2128832496 is a wasteful number, since it uses less digits than its factorization.

2128832496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22764 (or 22752 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 2128832496 is about 46139.2728161162. The cubic root of 2128832496 is about 1286.4132273367.

The spelling of 2128832496 in words is "two billion, one hundred twenty-eight million, eight hundred thirty-two thousand, four hundred ninety-six".