2050973666 has 24 divisors (see below), whose sum is σ = 3599668224. Its totient is φ = 858536280.

The previous prime is 2050973651. The next prime is 2050973681. The reversal of 2050973666 is 6663790502.

It is an interprime number because it is at equal distance from previous prime (2050973651) and next prime (2050973681).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13730 + ... + 65501.

It is an arithmetic number, because the mean of its divisors is an integer number (149986176).

Almost surely, 2^2050973666 is an apocalyptic number.

2050973666 is a deficient number, since it is larger than the sum of its proper divisors (1548694558).

2050973666 is an equidigital number, since it uses as much as digits as its factorization.

2050973666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79326 (or 79283 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 2050973666 is about 45287.6767564864. The cubic root of 2050973666 is about 1270.5351798203.

The spelling of 2050973666 in words is "two billion, fifty million, nine hundred seventy-three thousand, six hundred sixty-six".