6564035442244 has 24 divisors (see below), whose sum is σ = 13165903961280. Its totient is φ = 2805050958816.

The previous prime is 6564035442221. The next prime is 6564035442259. The reversal of 6564035442244 is 4422445304656.

It is a happy number.

It is a super-2 number, since 2×6564035442244² (a number of 26 digits) contains 22 as substring.

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, 337785439 + ... + 337804870.

It is an arithmetic number, because the mean of its divisors is an integer number (548579331720).

Almost surely, 2^{6564035442244} is an apocalyptic number.

It is an amenable number.

6564035442244 is an abundant number, since it is smaller than the sum of its proper divisors (6601868519036).

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

6564035442244 is a wasteful number, since it uses less digits than its factorization.

6564035442244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675590667 (or 675590665 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 49.

The spelling of 6564035442244 in words is "six trillion, five hundred sixty-four billion, thirty-five million, four hundred forty-two thousand, two hundred forty-four".