7475216653 has 2 divisors, whose sum is σ = 7475216654. Its totient is φ = 7475216652.

The previous prime is 7475216647. The next prime is 7475216663. The reversal of 7475216653 is 3566125747.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7080717609 + 394499044 = 84147^2 + 19862^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7475216653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7475216663) 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, 3737608326 + 3737608327.

It is an arithmetic number, because the mean of its divisors is an integer number (3737608327).

Almost surely, 2^7475216653 is an apocalyptic number.

It is an amenable number.

7475216653 is a deficient number, since it is larger than the sum of its proper divisors (1).

7475216653 is an equidigital number, since it uses as much as digits as its factorization.

7475216653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1058400, while the sum is 46.

The square root of 7475216653 is about 86459.3352565239. The cubic root of 7475216653 is about 1955.2753630398.

The spelling of 7475216653 in words is "seven billion, four hundred seventy-five million, two hundred sixteen thousand, six hundred fifty-three".