6512736446 has 16 divisors (see below), whose sum is σ = 9896385600. Its totient is φ = 3214071168.

The previous prime is 6512736443. The next prime is 6512736487. The reversal of 6512736446 is 6446372156.

It is a junction number, because it is equal to n+sod(n) for n = 6512736397 and 6512736406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6512736443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69131 + ... + 133433.

It is an arithmetic number, because the mean of its divisors is an integer number (618524100).

Almost surely, 2^6512736446 is an apocalyptic number.

6512736446 is a deficient number, since it is larger than the sum of its proper divisors (3383649154).

6512736446 is a wasteful number, since it uses less digits than its factorization.

6512736446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64963.

The product of its digits is 725760, while the sum is 44.

The square root of 6512736446 is about 80701.5269124445. The cubic root of 6512736446 is about 1867.4737299586.

The spelling of 6512736446 in words is "six billion, five hundred twelve million, seven hundred thirty-six thousand, four hundred forty-six".