606846278657 has 12 divisors (see below), whose sum is σ = 651886139340. Its totient is φ = 564732005376.

The previous prime is 606846278611. The next prime is 606846278677. The reversal of 606846278657 is 756872648606.

It can be written as a sum of positive squares in 6 ways, for example, as 19501843201 + 587344435456 = 139649^2 + 766384^2 .

It is a de Polignac number, because none of the positive numbers 2^k-606846278657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 606846278593 and 606846278602.

It is not an unprimeable number, because it can be changed into a prime (606846278677) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11770988 + ... + 11822429.

It is an arithmetic number, because the mean of its divisors is an integer number (54323844945).

Almost surely, 2^606846278657 is an apocalyptic number.

It is an amenable number.

606846278657 is a deficient number, since it is larger than the sum of its proper divisors (45039860683).

606846278657 is a wasteful number, since it uses less digits than its factorization.

606846278657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23593540 (or 23593523 counting only the distinct ones).

The product of its (nonzero) digits is 162570240, while the sum is 65.

The spelling of 606846278657 in words is "six hundred six billion, eight hundred forty-six million, two hundred seventy-eight thousand, six hundred fifty-seven".