8461543732 has 12 divisors (see below), whose sum is σ = 14812405216. Its totient is φ = 4229427960.

The previous prime is 8461543703. The next prime is 8461543751. The reversal of 8461543732 is 2373451648.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321744 + ... + 347047.

Almost surely, 2^8461543732 is an apocalyptic number.

It is an amenable number.

8461543732 is a deficient number, since it is larger than the sum of its proper divisors (6350861484).

8461543732 is a wasteful number, since it uses less digits than its factorization.

8461543732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671958 (or 671956 counting only the distinct ones).

The product of its digits is 483840, while the sum is 43.

The square root of 8461543732 is about 91986.6497487543. The cubic root of 8461543732 is about 2037.7451482766.

The spelling of 8461543732 in words is "eight billion, four hundred sixty-one million, five hundred forty-three thousand, seven hundred thirty-two".