43442342327 has 2 divisors, whose sum is σ = 43442342328. Its totient is φ = 43442342326.

The previous prime is 43442342261. The next prime is 43442342341. The reversal of 43442342327 is 72324324434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43442342327 - 2⁸ = 43442342071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43442312327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21721171163 + 21721171164.

It is an arithmetic number, because the mean of its divisors is an integer number (21721171164).

Almost surely, 2^43442342327 is an apocalyptic number.

43442342327 is a deficient number, since it is larger than the sum of its proper divisors (1).

43442342327 is an equidigital number, since it uses as much as digits as its factorization.

43442342327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 38.

The spelling of 43442342327 in words is "forty-three billion, four hundred forty-two million, three hundred forty-two thousand, three hundred twenty-seven".