76544232449 has 2 divisors, whose sum is σ = 76544232450. Its totient is φ = 76544232448.

The previous prime is 76544232431. The next prime is 76544232473. The reversal of 76544232449 is 94423244567.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73369473424 + 3174759025 = 270868^2 + 56345^2 .

It is a cyclic number.

It is not a de Polignac number, because 76544232449 - 2²⁴ = 76527455233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76544232397 and 76544232406.

It is not a weakly prime, because it can be changed into another prime (76544232649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38272116224 + 38272116225.

It is an arithmetic number, because the mean of its divisors is an integer number (38272116225).

Almost surely, 2^76544232449 is an apocalyptic number.

It is an amenable number.

76544232449 is a deficient number, since it is larger than the sum of its proper divisors (1).

76544232449 is an equidigital number, since it uses as much as digits as its factorization.

76544232449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5806080, while the sum is 50.

The spelling of 76544232449 in words is "seventy-six billion, five hundred forty-four million, two hundred thirty-two thousand, four hundred forty-nine".