265056465 has 16 divisors (see below), whose sum is σ = 424686528. Its totient is φ = 141164736.

The previous prime is 265056457. The next prime is 265056481. The reversal of 265056465 is 564650562.

It is a happy number.

It is not a de Polignac number, because 265056465 - 2³ = 265056457 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, 1059 + ... + 23048.

It is an arithmetic number, because the mean of its divisors is an integer number (26542908).

Almost surely, 2^265056465 is an apocalyptic number.

It is an amenable number.

265056465 is a deficient number, since it is larger than the sum of its proper divisors (159630063).

265056465 is a wasteful number, since it uses less digits than its factorization.

265056465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24848.

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 265056465 is about 16280.5548124135. The cubic root of 265056465 is about 642.3614461991.

The spelling of 265056465 in words is "two hundred sixty-five million, fifty-six thousand, four hundred sixty-five".