8885288641 has 2 divisors, whose sum is σ = 8885288642. Its totient is φ = 8885288640.

The previous prime is 8885288591. The next prime is 8885288729. The reversal of 8885288641 is 1468825888.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5947648641 + 2937640000 = 77121^2 + 54200^2 .

It is a cyclic number.

It is not a de Polignac number, because 8885288641 - 2⁹ = 8885288129 is a prime.

It is not a weakly prime, because it can be changed into another prime (8885280641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4442644320 + 4442644321.

It is an arithmetic number, because the mean of its divisors is an integer number (4442644321).

Almost surely, 2^8885288641 is an apocalyptic number.

It is an amenable number.

8885288641 is a deficient number, since it is larger than the sum of its proper divisors (1).

8885288641 is an equidigital number, since it uses as much as digits as its factorization.

8885288641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7864320, while the sum is 58.

The square root of 8885288641 is about 94261.8090267739. The cubic root of 8885288641 is about 2071.2086293543.

The spelling of 8885288641 in words is "eight billion, eight hundred eighty-five million, two hundred eighty-eight thousand, six hundred forty-one".