265120768 has 44 divisors (see below), whose sum is σ = 578187432. Its totient is φ = 120504320.

The previous prime is 265120759. The next prime is 265120771. The reversal of 265120768 is 867021562.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505 + ... + 23032.

Almost surely, 2^265120768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265120768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289093716).

265120768 is an abundant number, since it is smaller than the sum of its proper divisors (313066664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

265120768 is a wasteful number, since it uses less digits than its factorization.

265120768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23568 (or 23550 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 265120768 is about 16282.5295332144. The cubic root of 265120768 is about 642.4133878716.

The spelling of 265120768 in words is "two hundred sixty-five million, one hundred twenty thousand, seven hundred sixty-eight".