43266573872341 has 2 divisors, whose sum is σ = 43266573872342. Its totient is φ = 43266573872340.

The previous prime is 43266573872339. The next prime is 43266573872351. The reversal of 43266573872341 is 14327837566234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40531367280625 + 2735206591716 = 6366425^2 + 1653846^2 .

It is a cyclic number.

It is not a de Polignac number, because 43266573872341 - 2¹ = 43266573872339 is a prime.

Together with 43266573872339, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 43266573872341.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43266573872321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21633286936170 + 21633286936171.

It is an arithmetic number, because the mean of its divisors is an integer number (21633286936171).

Almost surely, 2^{43266573872341} is an apocalyptic number.

It is an amenable number.

43266573872341 is a deficient number, since it is larger than the sum of its proper divisors (1).

43266573872341 is an equidigital number, since it uses as much as digits as its factorization.

43266573872341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 121927680, while the sum is 61.

The spelling of 43266573872341 in words is "forty-three trillion, two hundred sixty-six billion, five hundred seventy-three million, eight hundred seventy-two thousand, three hundred forty-one".