2065466466 has 192 divisors, whose sum is σ = 5557144320. Its totient is φ = 562671360.

The previous prime is 2065466461. The next prime is 2065466483. The reversal of 2065466466 is 6646645602.

It is not an unprimeable number, because it can be changed into a prime (2065466461) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7678180 + ... + 7678448.

It is an arithmetic number, because the mean of its divisors is an integer number (28943460).

Almost surely, 2^2065466466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2065466466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2778572160).

2065466466 is an abundant number, since it is smaller than the sum of its proper divisors (3491677854).

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

2065466466 is a wasteful number, since it uses less digits than its factorization.

2065466466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391 (or 379 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The square root of 2065466466 is about 45447.4032921574. The cubic root of 2065466466 is about 1273.5208202467.

The spelling of 2065466466 in words is "two billion, sixty-five million, four hundred sixty-six thousand, four hundred sixty-six".