84452839289 has 16 divisors (see below), whose sum is σ = 104250427008. Its totient is φ = 66621526272.

The previous prime is 84452839283. The next prime is 84452839297. The reversal of 84452839289 is 98293825448.

It is not a de Polignac number, because 84452839289 - 2¹² = 84452835193 is a prime.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (84452839283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1346267 + ... + 1407600.

It is an arithmetic number, because the mean of its divisors is an integer number (6515651688).

Almost surely, 2^84452839289 is an apocalyptic number.

It is an amenable number.

84452839289 is a deficient number, since it is larger than the sum of its proper divisors (19797587719).

84452839289 is a wasteful number, since it uses less digits than its factorization.

84452839289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754224.

The product of its digits is 39813120, while the sum is 62.

The spelling of 84452839289 in words is "eighty-four billion, four hundred fifty-two million, eight hundred thirty-nine thousand, two hundred eighty-nine".