82908867722 has 16 divisors (see below), whose sum is σ = 127182570120. Its totient is φ = 40524728832.

The previous prime is 82908867719. The next prime is 82908867749. The reversal of 82908867722 is 22776880928.

It is a Cunningham number, because it is equal to 287939²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 47063397481 + 35845470241 = 216941^2 + 189329^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2496197 + ... + 2529192.

Almost surely, 2^82908867722 is an apocalyptic number.

82908867722 is a deficient number, since it is larger than the sum of its proper divisors (44273702398).

82908867722 is a wasteful number, since it uses less digits than its factorization.

82908867722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5025577.

The product of its (nonzero) digits is 10838016, while the sum is 59.

The spelling of 82908867722 in words is "eighty-two billion, nine hundred eight million, eight hundred sixty-seven thousand, seven hundred twenty-two".