8444844077 has 2 divisors, whose sum is σ = 8444844078. Its totient is φ = 8444844076.

The previous prime is 8444844071. The next prime is 8444844103. The reversal of 8444844077 is 7704484448.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6126036361 + 2318807716 = 78269^2 + 48154^2 .

It is a cyclic number.

It is not a de Polignac number, because 8444844077 - 2²⁴ = 8428066861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8444844071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4222422038 + 4222422039.

It is an arithmetic number, because the mean of its divisors is an integer number (4222422039).

Almost surely, 2^8444844077 is an apocalyptic number.

It is an amenable number.

8444844077 is a deficient number, since it is larger than the sum of its proper divisors (1).

8444844077 is an equidigital number, since it uses as much as digits as its factorization.

8444844077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3211264, while the sum is 50.

The square root of 8444844077 is about 91895.8327510013. The cubic root of 8444844077 is about 2036.4037046223.

The spelling of 8444844077 in words is "eight billion, four hundred forty-four million, eight hundred forty-four thousand, seventy-seven".