7706072449 has 2 divisors, whose sum is σ = 7706072450. Its totient is φ = 7706072448.

The previous prime is 7706072431. The next prime is 7706072519. The reversal of 7706072449 is 9442706077.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4246868224 + 3459204225 = 65168^2 + 58815^2 .

It is a cyclic number.

It is not a de Polignac number, because 7706072449 - 2¹⁵ = 7706039681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7706072399 and 7706072408.

It is not a weakly prime, because it can be changed into another prime (7706072419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3853036224 + 3853036225.

It is an arithmetic number, because the mean of its divisors is an integer number (3853036225).

Almost surely, 2^7706072449 is an apocalyptic number.

It is an amenable number.

7706072449 is a deficient number, since it is larger than the sum of its proper divisors (1).

7706072449 is an equidigital number, since it uses as much as digits as its factorization.

7706072449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 592704, while the sum is 46.

The square root of 7706072449 is about 87784.2380441956. The cubic root of 7706072449 is about 1975.1997831549.

The spelling of 7706072449 in words is "seven billion, seven hundred six million, seventy-two thousand, four hundred forty-nine".