80407904955613 has 2 divisors, whose sum is σ = 80407904955614. Its totient is φ = 80407904955612.

The previous prime is 80407904955607. The next prime is 80407904955629. The reversal of 80407904955613 is 31655940970408.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75608642074329 + 4799262881284 = 8695323^2 + 2190722^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80407904955613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80407904955113) 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, 40203952477806 + 40203952477807.

It is an arithmetic number, because the mean of its divisors is an integer number (40203952477807).

Almost surely, 2^{80407904955613} is an apocalyptic number.

It is an amenable number.

80407904955613 is a deficient number, since it is larger than the sum of its proper divisors (1).

80407904955613 is an equidigital number, since it uses as much as digits as its factorization.

80407904955613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32659200, while the sum is 61.

The spelling of 80407904955613 in words is "eighty trillion, four hundred seven billion, nine hundred four million, nine hundred fifty-five thousand, six hundred thirteen".