422302772447 has 2 divisors, whose sum is σ = 422302772448. Its totient is φ = 422302772446.

The previous prime is 422302772429. The next prime is 422302772453. The reversal of 422302772447 is 744277203224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422302772447 - 2⁶ = 422302772383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422302772398 and 422302772407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422302772477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211151386223 + 211151386224.

It is an arithmetic number, because the mean of its divisors is an integer number (211151386224).

Almost surely, 2^422302772447 is an apocalyptic number.

422302772447 is a deficient number, since it is larger than the sum of its proper divisors (1).

422302772447 is an equidigital number, since it uses as much as digits as its factorization.

422302772447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1053696, while the sum is 44.

The spelling of 422302772447 in words is "four hundred twenty-two billion, three hundred two million, seven hundred seventy-two thousand, four hundred forty-seven".