5440644205 has 8 divisors (see below), whose sum is σ = 6872392800. Its totient is φ = 4123435536.

The previous prime is 5440644193. The next prime is 5440644211. The reversal of 5440644205 is 5024460445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5440644205 - 2¹⁵ = 5440611437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28634875 + ... + 28635064.

It is an arithmetic number, because the mean of its divisors is an integer number (859049100).

Almost surely, 2^5440644205 is an apocalyptic number.

It is an amenable number.

5440644205 is a deficient number, since it is larger than the sum of its proper divisors (1431748595).

5440644205 is a wasteful number, since it uses less digits than its factorization.

5440644205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57269963.

The product of its (nonzero) digits is 76800, while the sum is 34.

The square root of 5440644205 is about 73760.7226442366. The cubic root of 5440644205 is about 1758.8012891539.

The spelling of 5440644205 in words is "five billion, four hundred forty million, six hundred forty-four thousand, two hundred five".