20224422479 has 2 divisors, whose sum is σ = 20224422480. Its totient is φ = 20224422478.

The previous prime is 20224422473. The next prime is 20224422509. The reversal of 20224422479 is 97422442202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20224422479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20224422473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10112211239 + 10112211240.

It is an arithmetic number, because the mean of its divisors is an integer number (10112211240).

Almost surely, 2^20224422479 is an apocalyptic number.

20224422479 is a deficient number, since it is larger than the sum of its proper divisors (1).

20224422479 is an equidigital number, since it uses as much as digits as its factorization.

20224422479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 38.

The spelling of 20224422479 in words is "twenty billion, two hundred twenty-four million, four hundred twenty-two thousand, four hundred seventy-nine".