82576326558 has 64 divisors (see below), whose sum is σ = 191001888000. Its totient is φ = 23521881600.

The previous prime is 82576326529. The next prime is 82576326559. The reversal of 82576326558 is 85562367528.

It is a super-2 number, since 2×82576326558² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 82576326498 and 82576326507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82576326559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 864568 + ... + 955316.

It is an arithmetic number, because the mean of its divisors is an integer number (2984404500).

Almost surely, 2^82576326558 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82576326558, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95500944000).

82576326558 is an abundant number, since it is smaller than the sum of its proper divisors (108425561442).

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

82576326558 is a wasteful number, since it uses less digits than its factorization.

82576326558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91593.

The product of its digits is 24192000, while the sum is 57.

The spelling of 82576326558 in words is "eighty-two billion, five hundred seventy-six million, three hundred twenty-six thousand, five hundred fifty-eight".