606506304013 has 4 divisors (see below), whose sum is σ = 607489297020. Its totient is φ = 605523311008.

The previous prime is 606506303983. The next prime is 606506304017. The reversal of 606506304013 is 310403605606.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 155940481449 + 450565822564 = 394893^2 + 671242^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-606506304013 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 606506304013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606506304017) 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 in 3 ways as a sum of consecutive naturals, for example, 491495578 + ... + 491496811.

It is an arithmetic number, because the mean of its divisors is an integer number (151872324255).

Almost surely, 2^606506304013 is an apocalyptic number.

It is an amenable number.

606506304013 is a deficient number, since it is larger than the sum of its proper divisors (982993007).

606506304013 is an equidigital number, since it uses as much as digits as its factorization.

606506304013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982993006.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 606506304013 its reverse (310403605606), we get a palindrome (916909909619).

The spelling of 606506304013 in words is "six hundred six billion, five hundred six million, three hundred four thousand, thirteen".