6564205432 has 32 divisors (see below), whose sum is σ = 12535934400. Its totient is φ = 3221771904.

The previous prime is 6564205423. The next prime is 6564205457. The reversal of 6564205432 is 2345024656.

It is a junction number, because it is equal to n+sod(n) for n = 6564205391 and 6564205400.

It is a congruent number.

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, 79318 + ... + 139354.

It is an arithmetic number, because the mean of its divisors is an integer number (391747950).

Almost surely, 2^6564205432 is an apocalyptic number.

It is an amenable number.

6564205432 is a deficient number, since it is larger than the sum of its proper divisors (5971728968).

6564205432 is a wasteful number, since it uses less digits than its factorization.

6564205432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60295 (or 60291 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 6564205432 is about 81019.7842011444. The cubic root of 6564205432 is about 1872.3802638702.

The spelling of 6564205432 in words is "six billion, five hundred sixty-four million, two hundred five thousand, four hundred thirty-two".