84442646244 has 24 divisors (see below), whose sum is σ = 214944918048. Its totient is φ = 25588680640.

The previous prime is 84442646237. The next prime is 84442646263. The reversal of 84442646244 is 44264624448.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 84442646193 and 84442646202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319858377 + ... + 319858640.

It is an arithmetic number, because the mean of its divisors is an integer number (8956038252).

Almost surely, 2^84442646244 is an apocalyptic number.

It is an amenable number.

84442646244 is an abundant number, since it is smaller than the sum of its proper divisors (130502271804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84442646244 is a wasteful number, since it uses less digits than its factorization.

84442646244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639717035 (or 639717033 counting only the distinct ones).

The product of its digits is 4718592, while the sum is 48.

The spelling of 84442646244 in words is "eighty-four billion, four hundred forty-two million, six hundred forty-six thousand, two hundred forty-four".