82230855019 has 4 divisors (see below), whose sum is σ = 83221588296. Its totient is φ = 81240121744.

The previous prime is 82230855013. The next prime is 82230855029. The reversal of 82230855019 is 91055803228.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82230855019 is a prime.

It is a super-2 number, since 2×82230855019² (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 (82230855013) 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 3 ways as a sum of consecutive naturals, for example, 495366514 + ... + 495366679.

It is an arithmetic number, because the mean of its divisors is an integer number (20805397074).

Almost surely, 2^82230855019 is an apocalyptic number.

82230855019 is a deficient number, since it is larger than the sum of its proper divisors (990733277).

82230855019 is an equidigital number, since it uses as much as digits as its factorization.

82230855019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990733276.

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 82230855019 in words is "eighty-two billion, two hundred thirty million, eight hundred fifty-five thousand, nineteen".