79624372736017 has 2 divisors, whose sum is σ = 79624372736018. Its totient is φ = 79624372736016.

The previous prime is 79624372735997. The next prime is 79624372736053. The reversal of 79624372736017 is 71063727342697.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72152809706961 + 7471563029056 = 8494281^2 + 2733416^2 .

It is a cyclic number.

It is not a de Polignac number, because 79624372736017 - 2⁷ = 79624372735889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79624372736017.

It is not a weakly prime, because it can be changed into another prime (79624372736917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39812186368008 + 39812186368009.

It is an arithmetic number, because the mean of its divisors is an integer number (39812186368009).

Almost surely, 2^{79624372736017} is an apocalyptic number.

It is an amenable number.

79624372736017 is a deficient number, since it is larger than the sum of its proper divisors (1).

79624372736017 is an equidigital number, since it uses as much as digits as its factorization.

79624372736017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112021056, while the sum is 64.

The spelling of 79624372736017 in words is "seventy-nine trillion, six hundred twenty-four billion, three hundred seventy-two million, seven hundred thirty-six thousand, seventeen".