84440488443 has 4 divisors (see below), whose sum is σ = 112587317928. Its totient is φ = 56293658960.

The previous prime is 84440488417. The next prime is 84440488453. The reversal of 84440488443 is 34488404448.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84440488443 - 2¹³ = 84440480251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84440488453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14073414738 + ... + 14073414743.

It is an arithmetic number, because the mean of its divisors is an integer number (28146829482).

Almost surely, 2^84440488443 is an apocalyptic number.

84440488443 is a deficient number, since it is larger than the sum of its proper divisors (28146829485).

84440488443 is a wasteful number, since it uses less digits than its factorization.

84440488443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28146829484.

The product of its (nonzero) digits is 6291456, while the sum is 51.

The spelling of 84440488443 in words is "eighty-four billion, four hundred forty million, four hundred eighty-eight thousand, four hundred forty-three".