6564544050 has 96 divisors (see below), whose sum is σ = 17604801792. Its totient is φ = 1612487680.

The previous prime is 6564544039. The next prime is 6564544069. The reversal of 6564544050 is 504454656.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 92464 + ... + 147236.

It is an arithmetic number, because the mean of its divisors is an integer number (183383352).

Almost surely, 2^6564544050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6564544050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8802400896).

6564544050 is an abundant number, since it is smaller than the sum of its proper divisors (11040257742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6564544050 is a wasteful number, since it uses less digits than its factorization.

6564544050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54852 (or 54847 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

The square root of 6564544050 is about 81021.8738983492. The cubic root of 6564544050 is about 1872.4124592245.

The spelling of 6564544050 in words is "six billion, five hundred sixty-four million, five hundred forty-four thousand, fifty".