84549217343 has 2 divisors, whose sum is σ = 84549217344. Its totient is φ = 84549217342.

The previous prime is 84549217331. The next prime is 84549217349. The reversal of 84549217343 is 34371294548.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84549217343 - 2⁸ = 84549217087 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84549217291 and 84549217300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84549217349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42274608671 + 42274608672.

It is an arithmetic number, because the mean of its divisors is an integer number (42274608672).

Almost surely, 2^84549217343 is an apocalyptic number.

84549217343 is a deficient number, since it is larger than the sum of its proper divisors (1).

84549217343 is an equidigital number, since it uses as much as digits as its factorization.

84549217343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 50.

The spelling of 84549217343 in words is "eighty-four billion, five hundred forty-nine million, two hundred seventeen thousand, three hundred forty-three".