22638365041 has 2 divisors, whose sum is σ = 22638365042. Its totient is φ = 22638365040.

The previous prime is 22638365023. The next prime is 22638365053. The reversal of 22638365041 is 14056383622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17656828641 + 4981536400 = 132879^2 + 70580^2 .

It is a cyclic number.

It is not a de Polignac number, because 22638365041 - 2²³ = 22629976433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22638364985 and 22638365003.

It is not a weakly prime, because it can be changed into another prime (22638366041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11319182520 + 11319182521.

It is an arithmetic number, because the mean of its divisors is an integer number (11319182521).

Almost surely, 2^22638365041 is an apocalyptic number.

It is an amenable number.

22638365041 is a deficient number, since it is larger than the sum of its proper divisors (1).

22638365041 is an equidigital number, since it uses as much as digits as its factorization.

22638365041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 22638365041 in words is "twenty-two billion, six hundred thirty-eight million, three hundred sixty-five thousand, forty-one".