8425722443 has 2 divisors, whose sum is σ = 8425722444. Its totient is φ = 8425722442.

The previous prime is 8425722401. The next prime is 8425722523. The reversal of 8425722443 is 3442275248.

8425722443 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8425722443 - 2²⁴ = 8408945227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8425722443.

It is not a weakly prime, because it can be changed into another prime (8425722743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4212861221 + 4212861222.

It is an arithmetic number, because the mean of its divisors is an integer number (4212861222).

Almost surely, 2^8425722443 is an apocalyptic number.

8425722443 is a deficient number, since it is larger than the sum of its proper divisors (1).

8425722443 is an equidigital number, since it uses as much as digits as its factorization.

8425722443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 430080, while the sum is 41.

The square root of 8425722443 is about 91791.7340668538. The cubic root of 8425722443 is about 2034.8655355698.

The spelling of 8425722443 in words is "eight billion, four hundred twenty-five million, seven hundred twenty-two thousand, four hundred forty-three".