43641105479 has 2 divisors, whose sum is σ = 43641105480. Its totient is φ = 43641105478.

The previous prime is 43641105421. The next prime is 43641105511. The reversal of 43641105479 is 97450114634.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43641105479 - 2¹⁶ = 43641039943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43641105419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21820552739 + 21820552740.

It is an arithmetic number, because the mean of its divisors is an integer number (21820552740).

Almost surely, 2^43641105479 is an apocalyptic number.

43641105479 is a deficient number, since it is larger than the sum of its proper divisors (1).

43641105479 is an equidigital number, since it uses as much as digits as its factorization.

43641105479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 43641105479 in words is "forty-three billion, six hundred forty-one million, one hundred five thousand, four hundred seventy-nine".