2650340066 has 16 divisors (see below), whose sum is σ = 4359633408. Its totient is φ = 1198390800.

The previous prime is 2650340057. The next prime is 2650340083. The reversal of 2650340066 is 6600430562.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311165 + ... + 319568.

It is an arithmetic number, because the mean of its divisors is an integer number (272477088).

Almost surely, 2^2650340066 is an apocalyptic number.

2650340066 is a deficient number, since it is larger than the sum of its proper divisors (1709293342).

2650340066 is a wasteful number, since it uses less digits than its factorization.

2650340066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630937.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 2650340066 is about 51481.4536119562. The cubic root of 2650340066 is about 1383.8866951609.

The spelling of 2650340066 in words is "two billion, six hundred fifty million, three hundred forty thousand, sixty-six".