5440196209 has 16 divisors (see below), whose sum is σ = 6286701568. Its totient is φ = 4611105792.

The previous prime is 5440196161. The next prime is 5440196243. The reversal of 5440196209 is 9026910445.

It is a cyclic number.

It is not a de Polignac number, because 5440196209 - 2⁷ = 5440196081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5440196269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1061437 + ... + 1066549.

It is an arithmetic number, because the mean of its divisors is an integer number (392918848).

Almost surely, 2^5440196209 is an apocalyptic number.

It is an amenable number.

5440196209 is a deficient number, since it is larger than the sum of its proper divisors (846505359).

5440196209 is a wasteful number, since it uses less digits than its factorization.

5440196209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6784.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 5440196209 is about 73757.6857622309. The cubic root of 5440196209 is about 1758.7530131569.

The spelling of 5440196209 in words is "five billion, four hundred forty million, one hundred ninety-six thousand, two hundred nine".