2065877668 has 12 divisors (see below), whose sum is σ = 3692207232. Its totient is φ = 1010961320.

The previous prime is 2065877633. The next prime is 2065877677. The reversal of 2065877668 is 8667785602.

It is a super-2 number, since 2×2065877668² = 8535701078282236448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5494168 + ... + 5494543.

It is an arithmetic number, because the mean of its divisors is an integer number (307683936).

Almost surely, 2^2065877668 is an apocalyptic number.

It is an amenable number.

2065877668 is a deficient number, since it is larger than the sum of its proper divisors (1626329564).

2065877668 is a wasteful number, since it uses less digits than its factorization.

2065877668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10988762 (or 10988760 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 55.

The square root of 2065877668 is about 45451.9269998534. The cubic root of 2065877668 is about 1273.6053273171.

The spelling of 2065877668 in words is "two billion, sixty-five million, eight hundred seventy-seven thousand, six hundred sixty-eight".