2153726286 has 16 divisors (see below), whose sum is σ = 4316022144. Its totient is φ = 716480504.

The previous prime is 2153726257. The next prime is 2153726321. The reversal of 2153726286 is 6826273512.

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 7 ways as a sum of consecutive naturals, for example, 353796 + ... + 359831.

It is an arithmetic number, because the mean of its divisors is an integer number (269751384).

Almost surely, 2^2153726286 is an apocalyptic number.

2153726286 is an abundant number, since it is smaller than the sum of its proper divisors (2162295858).

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

2153726286 is a wasteful number, since it uses less digits than its factorization.

2153726286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714135.

The product of its digits is 241920, while the sum is 42.

The square root of 2153726286 is about 46408.2566576251. The cubic root of 2153726286 is about 1291.4080904766.

Adding to 2153726286 its reverse (6826273512), we get a palindrome (8979999798).

The spelling of 2153726286 in words is "two billion, one hundred fifty-three million, seven hundred twenty-six thousand, two hundred eighty-six".