22788138241 has 12 divisors (see below), whose sum is σ = 25140583552. Its totient is φ = 20640015000.

The previous prime is 22788138239. The next prime is 22788138271. The reversal of 22788138241 is 14283188722.

It is a happy number.

It is not a de Polignac number, because 22788138241 - 2¹ = 22788138239 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22788138191 and 22788138200.

It is not an unprimeable number, because it can be changed into a prime (22788138271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 314685 + ... + 380266.

Almost surely, 2^22788138241 is an apocalyptic number.

It is an amenable number.

22788138241 is a deficient number, since it is larger than the sum of its proper divisors (2352445311).

22788138241 is a wasteful number, since it uses less digits than its factorization.

22788138241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695244 (or 695233 counting only the distinct ones).

The product of its digits is 344064, while the sum is 46.

The spelling of 22788138241 in words is "twenty-two billion, seven hundred eighty-eight million, one hundred thirty-eight thousand, two hundred forty-one".