80067693149 has 2 divisors, whose sum is σ = 80067693150. Its totient is φ = 80067693148.

The previous prime is 80067693103. The next prime is 80067693157. The reversal of 80067693149 is 94139676008.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77928630649 + 2139062500 = 279157^2 + 46250^2 .

It is a cyclic number.

It is not a de Polignac number, because 80067693149 - 2³⁶ = 11348216413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80067693149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80067693169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40033846574 + 40033846575.

It is an arithmetic number, because the mean of its divisors is an integer number (40033846575).

Almost surely, 2^80067693149 is an apocalyptic number.

It is an amenable number.

80067693149 is a deficient number, since it is larger than the sum of its proper divisors (1).

80067693149 is an equidigital number, since it uses as much as digits as its factorization.

80067693149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The spelling of 80067693149 in words is "eighty billion, sixty-seven million, six hundred ninety-three thousand, one hundred forty-nine".