2666310028 has 6 divisors (see below), whose sum is σ = 4666042556. Its totient is φ = 1333155012.

The previous prime is 2666310019. The next prime is 2666310037. The reversal of 2666310028 is 8200136662.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2666310019) and next prime (2666310037).

It is a junction number, because it is equal to n+sod(n) for n = 2666309975 and 2666310002.

It is an unprimeable number.

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, 333288750 + ... + 333288757.

Almost surely, 2^2666310028 is an apocalyptic number.

It is an amenable number.

2666310028 is a deficient number, since it is larger than the sum of its proper divisors (1999732528).

2666310028 is a wasteful number, since it uses less digits than its factorization.

2666310028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666577511 (or 666577509 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 2666310028 is about 51636.3246949277. The cubic root of 2666310028 is about 1386.6607260850.

The spelling of 2666310028 in words is "two billion, six hundred sixty-six million, three hundred ten thousand, twenty-eight".