6543633104 has 20 divisors (see below), whose sum is σ = 12706045764. Its totient is φ = 3264653568.

The previous prime is 6543633073. The next prime is 6543633191. The reversal of 6543633104 is 4013363456.

It can be written as a sum of positive squares in 2 ways, for example, as 6311984704 + 231648400 = 79448^2 + 15220^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440147 + ... + 454770.

Almost surely, 2^6543633104 is an apocalyptic number.

It is an amenable number.

6543633104 is a deficient number, since it is larger than the sum of its proper divisors (6162412660).

6543633104 is a wasteful number, since it uses less digits than its factorization.

6543633104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895382 (or 895376 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 6543633104 is about 80892.7259028894. The cubic root of 6543633104 is about 1870.4221933672.

The spelling of 6543633104 in words is "six billion, five hundred forty-three million, six hundred thirty-three thousand, one hundred four".