79186149795601 has 2 divisors, whose sum is σ = 79186149795602. Its totient is φ = 79186149795600.

The previous prime is 79186149795553. The next prime is 79186149795607. The reversal of 79186149795601 is 10659794168197.

It is a Cunningham number, because it is equal to 8898660²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79186149795600 + 1 = 8898660^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 79186149795601 - 2⁹ = 79186149795089 is a prime.

It is not a weakly prime, because it can be changed into another prime (79186149795607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39593074897800 + 39593074897801.

It is an arithmetic number, because the mean of its divisors is an integer number (39593074897801).

Almost surely, 2^{79186149795601} is an apocalyptic number.

It is an amenable number.

79186149795601 is a deficient number, since it is larger than the sum of its proper divisors (1).

79186149795601 is an equidigital number, since it uses as much as digits as its factorization.

79186149795601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 205752960, while the sum is 73.

The spelling of 79186149795601 in words is "seventy-nine trillion, one hundred eighty-six billion, one hundred forty-nine million, seven hundred ninety-five thousand, six hundred one".