80378015059 has 2 divisors, whose sum is σ = 80378015060. Its totient is φ = 80378015058.

The previous prime is 80378015021. The next prime is 80378015077. The reversal of 80378015059 is 95051087308.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80378015059 - 2¹⁹ = 80377490771 is a prime.

It is not a weakly prime, because it can be changed into another prime (80378015099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40189007529 + 40189007530.

It is an arithmetic number, because the mean of its divisors is an integer number (40189007530).

Almost surely, 2^80378015059 is an apocalyptic number.

80378015059 is a deficient number, since it is larger than the sum of its proper divisors (1).

80378015059 is an equidigital number, since it uses as much as digits as its factorization.

80378015059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 46.

The spelling of 80378015059 in words is "eighty billion, three hundred seventy-eight million, fifteen thousand, fifty-nine".