22078818347 has 2 divisors, whose sum is σ = 22078818348. Its totient is φ = 22078818346.

The previous prime is 22078818259. The next prime is 22078818373. The reversal of 22078818347 is 74381887022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22078818347 - 2¹⁶ = 22078752811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22078818295 and 22078818304.

It is not a weakly prime, because it can be changed into another prime (22078818547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11039409173 + 11039409174.

It is an arithmetic number, because the mean of its divisors is an integer number (11039409174).

Almost surely, 2^22078818347 is an apocalyptic number.

22078818347 is a deficient number, since it is larger than the sum of its proper divisors (1).

22078818347 is an equidigital number, since it uses as much as digits as its factorization.

22078818347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1204224, while the sum is 50.

The spelling of 22078818347 in words is "twenty-two billion, seventy-eight million, eight hundred eighteen thousand, three hundred forty-seven".