7026540449 has 2 divisors, whose sum is σ = 7026540450. Its totient is φ = 7026540448.

The previous prime is 7026540439. The next prime is 7026540473. The reversal of 7026540449 is 9440456207.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6999832225 + 26708224 = 83665^2 + 5168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7026540449 is a prime.

It is not a weakly prime, because it can be changed into another prime (7026540439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3513270224 + 3513270225.

It is an arithmetic number, because the mean of its divisors is an integer number (3513270225).

Almost surely, 2^7026540449 is an apocalyptic number.

It is an amenable number.

7026540449 is a deficient number, since it is larger than the sum of its proper divisors (1).

7026540449 is an equidigital number, since it uses as much as digits as its factorization.

7026540449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 7026540449 is about 83824.4621157810. The cubic root of 7026540449 is about 1915.3457552748.

The spelling of 7026540449 in words is "seven billion, twenty-six million, five hundred forty thousand, four hundred forty-nine".