2064610265 has 8 divisors (see below), whose sum is σ = 2479214088. Its totient is φ = 1650567040.

The previous prime is 2064610259. The next prime is 2064610267. The reversal of 2064610265 is 5620164602.

It can be written as a sum of positive squares in 4 ways, for example, as 3087049 + 2061523216 = 1757^2 + 45404^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2064610265 - 2⁶ = 2064610201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2064610267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132002 + ... + 146811.

It is an arithmetic number, because the mean of its divisors is an integer number (309901761).

Almost surely, 2^2064610265 is an apocalyptic number.

It is an amenable number.

2064610265 is a deficient number, since it is larger than the sum of its proper divisors (414603823).

2064610265 is a wasteful number, since it uses less digits than its factorization.

2064610265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280299.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 2064610265 is about 45437.9826246721. The cubic root of 2064610265 is about 1273.3448244092.

Adding to 2064610265 its reverse (5620164602), we get a palindrome (7684774867).

The spelling of 2064610265 in words is "two billion, sixty-four million, six hundred ten thousand, two hundred sixty-five".