43316564450 has 12 divisors (see below), whose sum is σ = 80568809970. Its totient is φ = 17326625760.

The previous prime is 43316564449. The next prime is 43316564471. The reversal of 43316564450 is 5446561334.

43316564450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 26005110121 + 17311454329 = 161261^2 + 131573^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43316564398 and 43316564407.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 433165595 + ... + 433165694.

Almost surely, 2^43316564450 is an apocalyptic number.

43316564450 is a deficient number, since it is larger than the sum of its proper divisors (37252245520).

43316564450 is a wasteful number, since it uses less digits than its factorization.

43316564450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866331301 (or 866331296 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 43316564450 in words is "forty-three billion, three hundred sixteen million, five hundred sixty-four thousand, four hundred fifty".