43106006421623 has 2 divisors, whose sum is σ = 43106006421624. Its totient is φ = 43106006421622.

The previous prime is 43106006421619. The next prime is 43106006421637. The reversal of 43106006421623 is 32612460060134.

43106006421623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43106006421623 - 2² = 43106006421619 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43106006421613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21553003210811 + 21553003210812.

It is an arithmetic number, because the mean of its divisors is an integer number (21553003210812).

Almost surely, 2^{43106006421623} is an apocalyptic number.

43106006421623 is a deficient number, since it is larger than the sum of its proper divisors (1).

43106006421623 is an equidigital number, since it uses as much as digits as its factorization.

43106006421623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 38.

Adding to 43106006421623 its reverse (32612460060134), we get a palindrome (75718466481757).

The spelling of 43106006421623 in words is "forty-three trillion, one hundred six billion, six million, four hundred twenty-one thousand, six hundred twenty-three".