43201658879 has 2 divisors, whose sum is σ = 43201658880. Its totient is φ = 43201658878.

The previous prime is 43201658873. The next prime is 43201658921. The reversal of 43201658879 is 97885610234.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43201658879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43201658879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43201658873) 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, 21600829439 + 21600829440.

It is an arithmetic number, because the mean of its divisors is an integer number (21600829440).

It is a 1-persistent number, because it is pandigital, but 2⋅43201658879 = 86403317758 is not.

Almost surely, 2^43201658879 is an apocalyptic number.

43201658879 is a deficient number, since it is larger than the sum of its proper divisors (1).

43201658879 is an equidigital number, since it uses as much as digits as its factorization.

43201658879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 43201658879 in words is "forty-three billion, two hundred one million, six hundred fifty-eight thousand, eight hundred seventy-nine".