82042444219 has 8 divisors (see below), whose sum is σ = 82615024800. Its totient is φ = 81470156736.

The previous prime is 82042444123. The next prime is 82042444241. The reversal of 82042444219 is 91244424028.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82042444219 - 2¹³ = 82042436027 is a prime.

It is a super-2 number, since 2×82042444219² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82042444249) 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 7 ways as a sum of consecutive naturals, for example, 504319 + ... + 646855.

It is an arithmetic number, because the mean of its divisors is an integer number (10326878100).

Almost surely, 2^82042444219 is an apocalyptic number.

82042444219 is a deficient number, since it is larger than the sum of its proper divisors (572580581).

82042444219 is a wasteful number, since it uses less digits than its factorization.

82042444219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146549.

The product of its (nonzero) digits is 147456, while the sum is 40.

The spelling of 82042444219 in words is "eighty-two billion, forty-two million, four hundred forty-four thousand, two hundred nineteen".