2065254065 has 32 divisors (see below), whose sum is σ = 2982735360. Its totient is φ = 1342116864.

The previous prime is 2065254047. The next prime is 2065254071. The reversal of 2065254065 is 5604525602.

It is a cyclic number.

It is not a de Polignac number, because 2065254065 - 2¹² = 2065249969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75977 + ... + 99513.

It is an arithmetic number, because the mean of its divisors is an integer number (93210480).

Almost surely, 2^2065254065 is an apocalyptic number.

It is an amenable number.

2065254065 is a deficient number, since it is larger than the sum of its proper divisors (917481295).

2065254065 is a wasteful number, since it uses less digits than its factorization.

2065254065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23681.

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 2065254065 is about 45445.0664539067. The cubic root of 2065254065 is about 1273.4771648347.

Adding to 2065254065 its reverse (5604525602), we get a palindrome (7669779667).

The spelling of 2065254065 in words is "two billion, sixty-five million, two hundred fifty-four thousand, sixty-five".