22863254436 has 243 divisors, whose sum is σ = 66634167873. Its totient is φ = 6604678080.

The previous prime is 22863254429. The next prime is 22863254441. The reversal of 22863254436 is 63445236822.

The square root of 22863254436 is 151206.

It is a perfect power (a square), and thus also a powerful number.

22863254436 is a `hidden beast` number, since 2 + 2 + 8 + 632 + 5 + 4 + 4 + 3 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11988936036 + 10874318400 = 109494^2 + 104280^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22863254391 and 22863254400.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 289408245 + ... + 289408323.

Almost surely, 2^22863254436 is an apocalyptic number.

22863254436 is the 151206-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22863254436

22863254436 is an abundant number, since it is smaller than the sum of its proper divisors (43770913437).

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

22863254436 is a wasteful number, since it uses less digits than its factorization.

22863254436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 124 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 45.

The spelling of 22863254436 in words is "twenty-two billion, eight hundred sixty-three million, two hundred fifty-four thousand, four hundred thirty-six".