76792043509 has 2 divisors, whose sum is σ = 76792043510. Its totient is φ = 76792043508.

The previous prime is 76792043437. The next prime is 76792043611. The reversal of 76792043509 is 90534029767.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55795164100 + 20996879409 = 236210^2 + 144903^2 .

It is a cyclic number.

It is not a de Polignac number, because 76792043509 - 2⁷ = 76792043381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76792044509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38396021754 + 38396021755.

It is an arithmetic number, because the mean of its divisors is an integer number (38396021755).

Almost surely, 2^76792043509 is an apocalyptic number.

It is an amenable number.

76792043509 is a deficient number, since it is larger than the sum of its proper divisors (1).

76792043509 is an equidigital number, since it uses as much as digits as its factorization.

76792043509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 76792043509 in words is "seventy-six billion, seven hundred ninety-two million, forty-three thousand, five hundred nine".