6536300644 has 12 divisors (see below), whose sum is σ = 11445138684. Its totient is φ = 3266261024.

The previous prime is 6536300629. The next prime is 6536300711. The reversal of 6536300644 is 4460036356.

It can be written as a sum of positive squares in 2 ways, for example, as 1708830244 + 4827470400 = 41338^2 + 69480^2 .

It is a super-2 number, since 2×6536300644² = 85446452217509629472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464527 + ... + 478390.

It is an arithmetic number, because the mean of its divisors is an integer number (953761557).

Almost surely, 2^6536300644 is an apocalyptic number.

It is an amenable number.

6536300644 is a deficient number, since it is larger than the sum of its proper divisors (4908838040).

6536300644 is a wasteful number, since it uses less digits than its factorization.

6536300644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944654 (or 944652 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 37.

The square root of 6536300644 is about 80847.3910772636. The cubic root of 6536300644 is about 1869.7232991603.

The spelling of 6536300644 in words is "six billion, five hundred thirty-six million, three hundred thousand, six hundred forty-four".