84993357945343 has 2 divisors, whose sum is σ = 84993357945344. Its totient is φ = 84993357945342.

The previous prime is 84993357945341. The next prime is 84993357945373. The reversal of 84993357945343 is 34354975339948.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84993357945343 - 2¹ = 84993357945341 is a prime.

Together with 84993357945341, 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 84993357945343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84993357945341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42496678972671 + 42496678972672.

It is an arithmetic number, because the mean of its divisors is an integer number (42496678972672).

Almost surely, 2^{84993357945343} is an apocalyptic number.

84993357945343 is a deficient number, since it is larger than the sum of its proper divisors (1).

84993357945343 is an equidigital number, since it uses as much as digits as its factorization.

84993357945343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5290790400, while the sum is 76.

The spelling of 84993357945343 in words is "eighty-four trillion, nine hundred ninety-three billion, three hundred fifty-seven million, nine hundred forty-five thousand, three hundred forty-three".