2666304875 has 16 divisors (see below), whose sum is σ = 3583515936. Its totient is φ = 1968962400.

The previous prime is 2666304869. The next prime is 2666304881. The reversal of 2666304875 is 5784036662.

It is an interprime number because it is at equal distance from previous prime (2666304869) and next prime (2666304881).

It is not a de Polignac number, because 2666304875 - 2¹² = 2666300779 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 818777 + ... + 822026.

It is an arithmetic number, because the mean of its divisors is an integer number (223969746).

Almost surely, 2^2666304875 is an apocalyptic number.

2666304875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2666304875 is a deficient number, since it is larger than the sum of its proper divisors (917211061).

2666304875 is a wasteful number, since it uses less digits than its factorization.

2666304875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640831 (or 1640821 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 47.

The square root of 2666304875 is about 51636.2747978589. The cubic root of 2666304875 is about 1386.6598327822.

The spelling of 2666304875 in words is "two billion, six hundred sixty-six million, three hundred four thousand, eight hundred seventy-five".