82864484613 has 12 divisors (see below), whose sum is σ = 119700511788. Its totient is φ = 55239589440.

The previous prime is 82864484603. The next prime is 82864484629. The reversal of 82864484613 is 31648446828.

It is a happy number.

82864484613 is a `hidden beast` number, since 82 + 8 + 64 + 48 + 461 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 79581538404 + 3282946209 = 282102^2 + 57297^2 .

It is not a de Polignac number, because 82864484613 - 2⁸ = 82864484357 is a prime.

It is a super-2 number, since 2×82864484613² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 82864484613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82864484603) 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 11 ways as a sum of consecutive naturals, for example, 124320 + ... + 425657.

It is an arithmetic number, because the mean of its divisors is an integer number (9975042649).

Almost surely, 2^82864484613 is an apocalyptic number.

It is an amenable number.

82864484613 is a deficient number, since it is larger than the sum of its proper divisors (36836027175).

82864484613 is a wasteful number, since it uses less digits than its factorization.

82864484613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566724 (or 566721 counting only the distinct ones).

The product of its digits is 7077888, while the sum is 54.

The spelling of 82864484613 in words is "eighty-two billion, eight hundred sixty-four million, four hundred eighty-four thousand, six hundred thirteen".