6544634534 has 16 divisors (see below), whose sum is σ = 10396058400. Its totient is φ = 3079342464.

The previous prime is 6544634527. The next prime is 6544634543. The reversal of 6544634534 is 4354364456.

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, 296327 + ... + 317645.

It is an arithmetic number, because the mean of its divisors is an integer number (649753650).

Almost surely, 2^6544634534 is an apocalyptic number.

6544634534 is a deficient number, since it is larger than the sum of its proper divisors (3851423866).

6544634534 is a wasteful number, since it uses less digits than its factorization.

6544634534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30367.

The product of its digits is 2073600, while the sum is 44.

The square root of 6544634534 is about 80898.9155304322. The cubic root of 6544634534 is about 1870.5176042459.

The spelling of 6544634534 in words is "six billion, five hundred forty-four million, six hundred thirty-four thousand, five hundred thirty-four".