82422561353508 has 72 divisors (see below), whose sum is σ = 215539818956280. Its totient is φ = 26525624993280.

The previous prime is 82422561353389. The next prime is 82422561353513. The reversal of 82422561353508 is 80535316522428.

82422561353508 is a `hidden beast` number, since 8 + 2 + 4 + 2 + 25 + 61 + 3 + 53 + 508 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 9577155711204 + 72845405642304 = 3094698^2 + 8534952^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21956478 + ... + 25434858.

It is an arithmetic number, because the mean of its divisors is an integer number (2993608596615).

Almost surely, 2^{82422561353508} is an apocalyptic number.

It is an amenable number.

82422561353508 is an abundant number, since it is smaller than the sum of its proper divisors (133117257602772).

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

82422561353508 is a wasteful number, since it uses less digits than its factorization.

82422561353508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3501117 (or 3501112 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 54.

The spelling of 82422561353508 in words is "eighty-two trillion, four hundred twenty-two billion, five hundred sixty-one million, three hundred fifty-three thousand, five hundred eight".