5440089217 has 2 divisors, whose sum is σ = 5440089218. Its totient is φ = 5440089216.

The previous prime is 5440089197. The next prime is 5440089293. The reversal of 5440089217 is 7129800445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5013914481 + 426174736 = 70809^2 + 20644^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5440089217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5440089217.

It is not a weakly prime, because it can be changed into another prime (5440039217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2720044608 + 2720044609.

It is an arithmetic number, because the mean of its divisors is an integer number (2720044609).

Almost surely, 2^5440089217 is an apocalyptic number.

It is an amenable number.

5440089217 is a deficient number, since it is larger than the sum of its proper divisors (1).

5440089217 is an equidigital number, since it uses as much as digits as its factorization.

5440089217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 5440089217 is about 73756.9604647588. The cubic root of 5440089217 is about 1758.7414833194.

The spelling of 5440089217 in words is "five billion, four hundred forty million, eighty-nine thousand, two hundred seventeen".