6295560644 has 24 divisors (see below), whose sum is σ = 11607872640. Its totient is φ = 2981683584.

The previous prime is 6295560637. The next prime is 6295560647. The reversal of 6295560644 is 4460655926.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (6295560647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322709 + ... + 341660.

It is an arithmetic number, because the mean of its divisors is an integer number (483661360).

Almost surely, 2^6295560644 is an apocalyptic number.

It is an amenable number.

6295560644 is a deficient number, since it is larger than the sum of its proper divisors (5312311996).

6295560644 is a wasteful number, since it uses less digits than its factorization.

6295560644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664499 (or 664497 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The square root of 6295560644 is about 79344.5690895098. The cubic root of 6295560644 is about 1846.4808330566.

The spelling of 6295560644 in words is "six billion, two hundred ninety-five million, five hundred sixty thousand, six hundred forty-four".