5440350663 has 20 divisors (see below), whose sum is σ = 8865758088. Its totient is φ = 3297181680.

The previous prime is 5440350661. The next prime is 5440350677. The reversal of 5440350663 is 3660530445.

5440350663 is a `hidden beast` number, since 54 + 40 + 3 + 506 + 63 = 666.

It is not a de Polignac number, because 5440350663 - 2¹ = 5440350661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5440350661) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3052056 + ... + 3053837.

Almost surely, 2^5440350663 is an apocalyptic number.

5440350663 is a deficient number, since it is larger than the sum of its proper divisors (3425407425).

5440350663 is a wasteful number, since it uses less digits than its factorization.

5440350663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6105916 (or 6105907 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 5440350663 is about 73758.7327914465. The cubic root of 5440350663 is about 1758.7696574014.

The spelling of 5440350663 in words is "five billion, four hundred forty million, three hundred fifty thousand, six hundred sixty-three".