43189452464 has 40 divisors (see below), whose sum is σ = 86951101440. Its totient is φ = 20759688000.

The previous prime is 43189452451. The next prime is 43189452473. The reversal of 43189452464 is 46425498134.

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 7 ways as a sum of consecutive naturals, for example, 213434 + ... + 363225.

It is an arithmetic number, because the mean of its divisors is an integer number (2173777536).

Almost surely, 2^43189452464 is an apocalyptic number.

It is an amenable number.

43189452464 is an abundant number, since it is smaller than the sum of its proper divisors (43761648976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43189452464 is a wasteful number, since it uses less digits than its factorization.

43189452464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576849 (or 576843 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 50.

The spelling of 43189452464 in words is "forty-three billion, one hundred eighty-nine million, four hundred fifty-two thousand, four hundred sixty-four".