2065489767 has 16 divisors (see below), whose sum is σ = 3338165760. Its totient is φ = 1251811800.

The previous prime is 2065489747. The next prime is 2065489807. The reversal of 2065489767 is 7679845602.

2065489767 is a `hidden beast` number, since 2 + 0 + 6 + 548 + 97 + 6 + 7 = 666.

It is not a de Polignac number, because 2065489767 - 2¹¹ = 2065487719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065489747) 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, 3476959 + ... + 3477552.

It is an arithmetic number, because the mean of its divisors is an integer number (208635360).

Almost surely, 2^2065489767 is an apocalyptic number.

2065489767 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2065489767 is a deficient number, since it is larger than the sum of its proper divisors (1272675993).

2065489767 is a wasteful number, since it uses less digits than its factorization.

2065489767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6954531 (or 6954525 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The square root of 2065489767 is about 45447.6596427143. The cubic root of 2065489767 is about 1273.5256091887.

The spelling of 2065489767 in words is "two billion, sixty-five million, four hundred eighty-nine thousand, seven hundred sixty-seven".