2163725036 has 12 divisors (see below), whose sum is σ = 4130747880. Its totient is φ = 983511360.

The previous prime is 2163724999. The next prime is 2163725059. The reversal of 2163725036 is 6305273612.

It is a junction number, because it is equal to n+sod(n) for n = 2163724987 and 2163725005.

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 3 ways as a sum of consecutive naturals, for example, 24587741 + ... + 24587828.

It is an arithmetic number, because the mean of its divisors is an integer number (344228990).

Almost surely, 2^2163725036 is an apocalyptic number.

It is an amenable number.

2163725036 is a deficient number, since it is larger than the sum of its proper divisors (1967022844).

2163725036 is a wasteful number, since it uses less digits than its factorization.

2163725036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49175584 (or 49175582 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 2163725036 is about 46515.8578981405. The cubic root of 2163725036 is about 1293.4034749279.

Adding to 2163725036 its reverse (6305273612), we get a palindrome (8468998648).

The spelling of 2163725036 in words is "two billion, one hundred sixty-three million, seven hundred twenty-five thousand, thirty-six".