22663423205156 has 12 divisors (see below), whose sum is σ = 39927171755100. Its totient is φ = 11255659846560.

The previous prime is 22663423205147. The next prime is 22663423205173. The reversal of 22663423205156 is 65150232436622.

It can be written as a sum of positive squares in 2 ways, for example, as 7220613894400 + 15442809310756 = 2687120^2 + 3929734^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22663423205156.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19012938335 + ... + 19012939526.

It is an arithmetic number, because the mean of its divisors is an integer number (3327264312925).

Almost surely, 2^{22663423205156} is an apocalyptic number.

It is an amenable number.

22663423205156 is a deficient number, since it is larger than the sum of its proper divisors (17263748549944).

22663423205156 is a wasteful number, since it uses less digits than its factorization.

22663423205156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38025878014 (or 38025878012 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 22663423205156 in words is "twenty-two trillion, six hundred sixty-three billion, four hundred twenty-three million, two hundred five thousand, one hundred fifty-six".