2162688798 has 32 divisors (see below), whose sum is σ = 4356587520. Its totient is φ = 715710240.

The previous prime is 2162688751. The next prime is 2162688821. The reversal of 2162688798 is 8978862612.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 694068 + ... + 697176.

It is an arithmetic number, because the mean of its divisors is an integer number (136143360).

Almost surely, 2^2162688798 is an apocalyptic number.

2162688798 is an abundant number, since it is smaller than the sum of its proper divisors (2193898722).

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

2162688798 is a wasteful number, since it uses less digits than its factorization.

2162688798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912.

The product of its digits is 4644864, while the sum is 57.

The square root of 2162688798 is about 46504.7180187129. The cubic root of 2162688798 is about 1293.1969656559.

The spelling of 2162688798 in words is "two billion, one hundred sixty-two million, six hundred eighty-eight thousand, seven hundred ninety-eight".