6521534048 has 12 divisors (see below), whose sum is σ = 12839270220. Its totient is φ = 3260767008.

The previous prime is 6521534023. The next prime is 6521534081. The reversal of 6521534048 is 8404351256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101898938 + ... + 101899001.

It is an arithmetic number, because the mean of its divisors is an integer number (1069939185).

Almost surely, 2^6521534048 is an apocalyptic number.

It is an amenable number.

6521534048 is a deficient number, since it is larger than the sum of its proper divisors (6317736172).

6521534048 is a wasteful number, since it uses less digits than its factorization.

6521534048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203797949 (or 203797941 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 6521534048 is about 80756.0155530224. The cubic root of 6521534048 is about 1868.3142316727.

The spelling of 6521534048 in words is "six billion, five hundred twenty-one million, five hundred thirty-four thousand, forty-eight".