43809648059 has 2 divisors, whose sum is σ = 43809648060. Its totient is φ = 43809648058.

The previous prime is 43809647983. The next prime is 43809648073. The reversal of 43809648059 is 95084690834.

It is a happy number.

43809648059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43809648059 - 2¹² = 43809643963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43809647995 and 43809648013.

It is not a weakly prime, because it can be changed into another prime (43809648079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21904824029 + 21904824030.

It is an arithmetic number, because the mean of its divisors is an integer number (21904824030).

Almost surely, 2^43809648059 is an apocalyptic number.

43809648059 is a deficient number, since it is larger than the sum of its proper divisors (1).

43809648059 is an equidigital number, since it uses as much as digits as its factorization.

43809648059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7464960, while the sum is 56.

The spelling of 43809648059 in words is "forty-three billion, eight hundred nine million, six hundred forty-eight thousand, fifty-nine".