84334475273 has 2 divisors, whose sum is σ = 84334475274. Its totient is φ = 84334475272.

The previous prime is 84334475243. The next prime is 84334475317. The reversal of 84334475273 is 37257443348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75824781769 + 8509693504 = 275363^2 + 92248^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84334475273 is a prime.

It is a super-2 number, since 2×84334475273² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84334475243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42167237636 + 42167237637.

It is an arithmetic number, because the mean of its divisors is an integer number (42167237637).

Almost surely, 2^84334475273 is an apocalyptic number.

It is an amenable number.

84334475273 is a deficient number, since it is larger than the sum of its proper divisors (1).

84334475273 is an equidigital number, since it uses as much as digits as its factorization.

84334475273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6773760, while the sum is 50.

The spelling of 84334475273 in words is "eighty-four billion, three hundred thirty-four million, four hundred seventy-five thousand, two hundred seventy-three".