7505622049 has 2 divisors, whose sum is σ = 7505622050. Its totient is φ = 7505622048.

The previous prime is 7505622029. The next prime is 7505622067. The reversal of 7505622049 is 9402265057.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7351862049 + 153760000 = 85743^2 + 12400^2 .

It is a cyclic number.

It is not a de Polignac number, because 7505622049 - 2¹⁵ = 7505589281 is a prime.

It is not a weakly prime, because it can be changed into another prime (7505622029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3752811024 + 3752811025.

It is an arithmetic number, because the mean of its divisors is an integer number (3752811025).

Almost surely, 2^7505622049 is an apocalyptic number.

It is an amenable number.

7505622049 is a deficient number, since it is larger than the sum of its proper divisors (1).

7505622049 is an equidigital number, since it uses as much as digits as its factorization.

7505622049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 7505622049 is about 86634.9932129044. The cubic root of 7505622049 is about 1957.9228001508.

The spelling of 7505622049 in words is "seven billion, five hundred five million, six hundred twenty-two thousand, forty-nine".