8941440077 has 2 divisors, whose sum is σ = 8941440078. Its totient is φ = 8941440076.

The previous prime is 8941440061. The next prime is 8941440089. The reversal of 8941440077 is 7700441498.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8809511881 + 131928196 = 93859^2 + 11486^2 .

It is a cyclic number.

It is not a de Polignac number, because 8941440077 - 2⁴ = 8941440061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8941470077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4470720038 + 4470720039.

It is an arithmetic number, because the mean of its divisors is an integer number (4470720039).

Almost surely, 2^8941440077 is an apocalyptic number.

It is an amenable number.

8941440077 is a deficient number, since it is larger than the sum of its proper divisors (1).

8941440077 is an equidigital number, since it uses as much as digits as its factorization.

8941440077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 8941440077 is about 94559.1882209233. The cubic root of 8941440077 is about 2075.5625379147.

The spelling of 8941440077 in words is "eight billion, nine hundred forty-one million, four hundred forty thousand, seventy-seven".