6504163112 has 8 divisors (see below), whose sum is σ = 12195305850. Its totient is φ = 3252081552.

The previous prime is 6504163073. The next prime is 6504163139. The reversal of 6504163112 is 2113614056.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4031488036 + 2472675076 = 63494^2 + 49726^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406510187 + ... + 406510202.

Almost surely, 2^6504163112 is an apocalyptic number.

It is an amenable number.

6504163112 is a deficient number, since it is larger than the sum of its proper divisors (5691142738).

6504163112 is a wasteful number, since it uses less digits than its factorization.

6504163112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813020395 (or 813020391 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 6504163112 is about 80648.3918748539. The cubic root of 6504163112 is about 1866.6539257350.

Adding to 6504163112 its reverse (2113614056), we get a palindrome (8617777168).

The spelling of 6504163112 in words is "six billion, five hundred four million, one hundred sixty-three thousand, one hundred twelve".