75077667793 has 2 divisors, whose sum is σ = 75077667794. Its totient is φ = 75077667792.

The previous prime is 75077667733. The next prime is 75077667803. The reversal of 75077667793 is 39776677057.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74838903489 + 238764304 = 273567^2 + 15452^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75077667793 is a prime.

It is not a weakly prime, because it can be changed into another prime (75077667713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37538833896 + 37538833897.

It is an arithmetic number, because the mean of its divisors is an integer number (37538833897).

Almost surely, 2^75077667793 is an apocalyptic number.

It is an amenable number.

75077667793 is a deficient number, since it is larger than the sum of its proper divisors (1).

75077667793 is an equidigital number, since it uses as much as digits as its factorization.

75077667793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81682020, while the sum is 64.

The spelling of 75077667793 in words is "seventy-five billion, seventy-seven million, six hundred sixty-seven thousand, seven hundred ninety-three".