79826722832 has 10 divisors (see below), whose sum is σ = 154664275518. Its totient is φ = 39913361408.

The previous prime is 79826722831. The next prime is 79826722847. The reversal of 79826722832 is 23822762897.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 55439527936 + 24387194896 = 235456^2 + 156164^2 .

It is not an unprimeable number, because it can be changed into a prime (79826722831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2494585073 + ... + 2494585104.

Almost surely, 2^79826722832 is an apocalyptic number.

It is an amenable number.

79826722832 is a deficient number, since it is larger than the sum of its proper divisors (74837552686).

79826722832 is a wasteful number, since it uses less digits than its factorization.

79826722832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4989170185 (or 4989170179 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 56.

The spelling of 79826722832 in words is "seventy-nine billion, eight hundred twenty-six million, seven hundred twenty-two thousand, eight hundred thirty-two".