2075628666 has 32 divisors (see below), whose sum is σ = 4378982400. Its totient is φ = 654076080.

The previous prime is 2075628661. The next prime is 2075628671. The reversal of 2075628666 is 6668265702.

It is an interprime number because it is at equal distance from previous prime (2075628661) and next prime (2075628671).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2075628661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35601 + ... + 73611.

It is an arithmetic number, because the mean of its divisors is an integer number (136843200).

Almost surely, 2^2075628666 is an apocalyptic number.

2075628666 is an abundant number, since it is smaller than the sum of its proper divisors (2303353734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2075628666 is a wasteful number, since it uses less digits than its factorization.

2075628666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38514.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The square root of 2075628666 is about 45559.0678789635. The cubic root of 2075628666 is about 1275.6059999692.

The spelling of 2075628666 in words is "two billion, seventy-five million, six hundred twenty-eight thousand, six hundred sixty-six".