602812420641 has 6 divisors (see below), whose sum is σ = 870729052050. Its totient is φ = 401874947088.

The previous prime is 602812420579. The next prime is 602812420649. The reversal of 602812420641 is 146024218206.

602812420641 is a `hidden beast` number, since 6 + 0 + 2 + 8 + 1 + 2 + 4 + 2 + 0 + 641 = 666.

It can be written as a sum of positive squares in only one way, i.e., 525739556241 + 77072864400 = 725079^2 + 277620^2 .

It is a de Polignac number, because none of the positive numbers 2^k-602812420641 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 602812420596 and 602812420605.

It is not an unprimeable number, because it can be changed into a prime (602812420649) 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 in 5 ways as a sum of consecutive naturals, for example, 33489578916 + ... + 33489578933.

It is an arithmetic number, because the mean of its divisors is an integer number (145121508675).

Almost surely, 2^602812420641 is an apocalyptic number.

It is an amenable number.

602812420641 is a deficient number, since it is larger than the sum of its proper divisors (267916631409).

602812420641 is a wasteful number, since it uses less digits than its factorization.

602812420641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66979157855 (or 66979157852 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

Adding to 602812420641 its reverse (146024218206), we get a palindrome (748836638847).

The spelling of 602812420641 in words is "six hundred two billion, eight hundred twelve million, four hundred twenty thousand, six hundred forty-one".