5663420825 has 6 divisors (see below), whose sum is σ = 7022641854. Its totient is φ = 4530736640.

The previous prime is 5663420771. The next prime is 5663420837. The reversal of 5663420825 is 5280243665.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 446392384 + 5217028441 = 21128^2 + 72229^2 .

It is not a de Polignac number, because 5663420825 - 2⁶ = 5663420761 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 113268392 + ... + 113268441.

It is an arithmetic number, because the mean of its divisors is an integer number (1170440309).

Almost surely, 2^5663420825 is an apocalyptic number.

It is an amenable number.

5663420825 is a deficient number, since it is larger than the sum of its proper divisors (1359221029).

5663420825 is a wasteful number, since it uses less digits than its factorization.

5663420825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226536843 (or 226536838 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The square root of 5663420825 is about 75255.7029400430. The cubic root of 5663420825 is about 1782.4866169041.

The spelling of 5663420825 in words is "five billion, six hundred sixty-three million, four hundred twenty thousand, eight hundred twenty-five".