2065254064 has 20 divisors (see below), whose sum is σ = 4067028880. Its totient is φ = 1015698240.

The previous prime is 2065254047. The next prime is 2065254071. The reversal of 2065254064 is 4604525602.

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, 1057044 + ... + 1058995.

It is an arithmetic number, because the mean of its divisors is an integer number (203351444).

Almost surely, 2^2065254064 is an apocalyptic number.

It is an amenable number.

2065254064 is a deficient number, since it is larger than the sum of its proper divisors (2001774816).

2065254064 is a wasteful number, since it uses less digits than its factorization.

2065254064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116108 (or 2116102 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 2065254064 is about 45445.0664429044. The cubic root of 2065254064 is about 1273.4771646292.

Adding to 2065254064 its reverse (4604525602), we get a palindrome (6669779666).

It can be divided in two parts, 20 and 65254064, that added together give a square (65254084 = 8078²).

The spelling of 2065254064 in words is "two billion, sixty-five million, two hundred fifty-four thousand, sixty-four".