80752557553337 has 2 divisors, whose sum is σ = 80752557553338. Its totient is φ = 80752557553336.

The previous prime is 80752557553279. The next prime is 80752557553361. The reversal of 80752557553337 is 73335575525708.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73430143201321 + 7322414352016 = 8569139^2 + 2705996^2 .

It is a cyclic number.

It is not a de Polignac number, because 80752557553337 - 2⁸ = 80752557553081 is a prime.

It is not a weakly prime, because it can be changed into another prime (80752557553237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40376278776668 + 40376278776669.

It is an arithmetic number, because the mean of its divisors is an integer number (40376278776669).

Almost surely, 2^{80752557553337} is an apocalyptic number.

It is an amenable number.

80752557553337 is a deficient number, since it is larger than the sum of its proper divisors (1).

80752557553337 is an equidigital number, since it uses as much as digits as its factorization.

80752557553337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 463050000, while the sum is 65.

The spelling of 80752557553337 in words is "eighty trillion, seven hundred fifty-two billion, five hundred fifty-seven million, five hundred fifty-three thousand, three hundred thirty-seven".