43426615223 has 2 divisors, whose sum is σ = 43426615224. Its totient is φ = 43426615222.

The previous prime is 43426615207. The next prime is 43426615283. The reversal of 43426615223 is 32251662434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43426615223 - 2⁴ = 43426615207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43426615283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21713307611 + 21713307612.

It is an arithmetic number, because the mean of its divisors is an integer number (21713307612).

Almost surely, 2^43426615223 is an apocalyptic number.

43426615223 is a deficient number, since it is larger than the sum of its proper divisors (1).

43426615223 is an equidigital number, since it uses as much as digits as its factorization.

43426615223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 38.

The spelling of 43426615223 in words is "forty-three billion, four hundred twenty-six million, six hundred fifteen thousand, two hundred twenty-three".