225704917465 has 8 divisors (see below), whose sum is σ = 274109105088. Its totient is φ = 178388464560.

The previous prime is 225704917447. The next prime is 225704917511. The reversal of 225704917465 is 564719407522.

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

It is a de Polignac number, because none of the positive numbers 2^k-225704917465 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271933221 + ... + 271934050.

It is an arithmetic number, because the mean of its divisors is an integer number (34263638136).

Almost surely, 2^225704917465 is an apocalyptic number.

It is an amenable number.

225704917465 is a deficient number, since it is larger than the sum of its proper divisors (48404187623).

225704917465 is an equidigital number, since it uses as much as digits as its factorization.

225704917465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543867359.

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 225704917465 in words is "two hundred twenty-five billion, seven hundred four million, nine hundred seventeen thousand, four hundred sixty-five".