5640005066 has 8 divisors (see below), whose sum is σ = 8502520800. Its totient is φ = 2805831468.

The previous prime is 5640005023. The next prime is 5640005071. The reversal of 5640005066 is 6605000465.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7085036 + ... + 7085831.

It is an arithmetic number, because the mean of its divisors is an integer number (1062815100).

Almost surely, 2^5640005066 is an apocalyptic number.

5640005066 is a deficient number, since it is larger than the sum of its proper divisors (2862515734).

5640005066 is a wasteful number, since it uses less digits than its factorization.

5640005066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14171068.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 5640005066 is about 75099.9671504589. The cubic root of 5640005066 is about 1780.0266235550.

The spelling of 5640005066 in words is "five billion, six hundred forty million, five thousand, sixty-six".