43520649008 has 10 divisors (see below), whose sum is σ = 84321257484. Its totient is φ = 21760324496.

The previous prime is 43520649001. The next prime is 43520649023. The reversal of 43520649008 is 80094602534.

It is not an unprimeable number, because it can be changed into a prime (43520649001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1360020266 + ... + 1360020297.

Almost surely, 2^43520649008 is an apocalyptic number.

It is an amenable number.

43520649008 is a deficient number, since it is larger than the sum of its proper divisors (40800608476).

43520649008 is a wasteful number, since it uses less digits than its factorization.

43520649008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2720040571 (or 2720040565 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 43520649008 in words is "forty-three billion, five hundred twenty million, six hundred forty-nine thousand, eight".