2801632506 has 32 divisors (see below), whose sum is σ = 5627016000. Its totient is φ = 929929344.

The previous prime is 2801632481. The next prime is 2801632511. The reversal of 2801632506 is 6052361082.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1954366 + ... + 1955798.

It is an arithmetic number, because the mean of its divisors is an integer number (175844250).

Almost surely, 2^2801632506 is an apocalyptic number.

2801632506 is an abundant number, since it is smaller than the sum of its proper divisors (2825383494).

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

2801632506 is a wasteful number, since it uses less digits than its factorization.

2801632506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2590.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 2801632506 is about 52930.4497052500. The cubic root of 2801632506 is about 1409.7336159912.

Adding to 2801632506 its reverse (6052361082), we get a palindrome (8853993588).

The spelling of 2801632506 in words is "two billion, eight hundred one million, six hundred thirty-two thousand, five hundred six".