265098465 has 12 divisors (see below), whose sum is σ = 459504084. Its totient is φ = 141385824.

The previous prime is 265098461. The next prime is 265098467. The reversal of 265098465 is 564890562.

265098465 is a `hidden beast` number, since 2 + 6 + 509 + 84 + 65 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37933281 + 227165184 = 6159^2 + 15072^2 .

It is not a de Polignac number, because 265098465 - 2² = 265098461 is a prime.

It is a super-2 number, since 2×265098465² = 140554392290712450, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 5891077 = 265098465 / (2 + 6 + 5 + 0 + 9 + 8 + 4 + 6 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 265098465.

It is not an unprimeable number, because it can be changed into a prime (265098461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2945494 + ... + 2945583.

It is an arithmetic number, because the mean of its divisors is an integer number (38292007).

Almost surely, 2^265098465 is an apocalyptic number.

It is an amenable number.

265098465 is a deficient number, since it is larger than the sum of its proper divisors (194405619).

265098465 is a wasteful number, since it uses less digits than its factorization.

265098465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5891088 (or 5891085 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 265098465 is about 16281.8446436514. The cubic root of 265098465 is about 642.3953732542.

The spelling of 265098465 in words is "two hundred sixty-five million, ninety-eight thousand, four hundred sixty-five".