5661705005 has 16 divisors (see below), whose sum is σ = 7413147648. Its totient is φ = 4116792000.

The previous prime is 5661704977. The next prime is 5661705013. The reversal of 5661705005 is 5005071665.

It is not a de Polignac number, because 5661705005 - 2⁶ = 5661704941 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 551015 + ... + 561195.

It is an arithmetic number, because the mean of its divisors is an integer number (463321728).

Almost surely, 2^5661705005 is an apocalyptic number.

5661705005 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5661705005 is a deficient number, since it is larger than the sum of its proper divisors (1751442643).

5661705005 is a wasteful number, since it uses less digits than its factorization.

5661705005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20308.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 5661705005 is about 75244.3021430859. The cubic root of 5661705005 is about 1782.3065881901.

It can be divided in two parts, 566170 and 5005, that added together give a palindrome (571175).

The spelling of 5661705005 in words is "five billion, six hundred sixty-one million, seven hundred five thousand, five".