82222600779 has 24 divisors (see below), whose sum is σ = 129576125952. Its totient is φ = 49826787120.

The previous prime is 82222600721. The next prime is 82222600787. The reversal of 82222600779 is 97700622228.

It is not a de Polignac number, because 82222600779 - 2¹⁶ = 82222535243 is a prime.

It is a super-2 number, since 2×82222600779² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82222600879) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1080622 + ... + 1154204.

It is an arithmetic number, because the mean of its divisors is an integer number (5399005248).

Almost surely, 2^82222600779 is an apocalyptic number.

82222600779 is a deficient number, since it is larger than the sum of its proper divisors (47353525173).

82222600779 is a wasteful number, since it uses less digits than its factorization.

82222600779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84887 (or 84884 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 82222600779 in words is "eighty-two billion, two hundred twenty-two million, six hundred thousand, seven hundred seventy-nine".