6564490270 has 32 divisors (see below), whose sum is σ = 12796146720. Its totient is φ = 2410262400.

The previous prime is 6564490217. The next prime is 6564490301. The reversal of 6564490270 is 720944656.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117781 + ... + 164320.

It is an arithmetic number, because the mean of its divisors is an integer number (399879585).

Almost surely, 2^6564490270 is an apocalyptic number.

6564490270 is a deficient number, since it is larger than the sum of its proper divisors (6231656450).

6564490270 is a wasteful number, since it uses less digits than its factorization.

6564490270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282300.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 6564490270 is about 81021.5420119859. The cubic root of 6564490270 is about 1872.4073459668.

The spelling of 6564490270 in words is "six billion, five hundred sixty-four million, four hundred ninety thousand, two hundred seventy".