2265217465 has 16 divisors (see below), whose sum is σ = 3107831040. Its totient is φ = 1552668480.

The previous prime is 2265217459. The next prime is 2265217477. The reversal of 2265217465 is 5647125622.

It is not a de Polignac number, because 2265217465 - 2³ = 2265217457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86091 + ... + 109279.

It is an arithmetic number, because the mean of its divisors is an integer number (194239440).

Almost surely, 2^2265217465 is an apocalyptic number.

It is an amenable number.

2265217465 is a deficient number, since it is larger than the sum of its proper divisors (842613575).

2265217465 is a wasteful number, since it uses less digits than its factorization.

2265217465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25992.

The product of its digits is 201600, while the sum is 40.

The square root of 2265217465 is about 47594.3007617509. The cubic root of 2265217465 is about 1313.3182132057.

The spelling of 2265217465 in words is "two billion, two hundred sixty-five million, two hundred seventeen thousand, four hundred sixty-five".