265612116 has 96 divisors (see below), whose sum is σ = 776337408. Its totient is φ = 68664960.

The previous prime is 265612103. The next prime is 265612157. The reversal of 265612116 is 611216562.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 242466 + ... + 243558.

It is an arithmetic number, because the mean of its divisors is an integer number (8086848).

Almost surely, 2^265612116 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 265612116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (388168704).

265612116 is an abundant number, since it is smaller than the sum of its proper divisors (510725292).

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

265612116 is a wasteful number, since it uses less digits than its factorization.

265612116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381 (or 1379 counting only the distinct ones).

The product of its digits is 4320, while the sum is 30.

The square root of 265612116 is about 16297.6107451368. The cubic root of 265612116 is about 642.8100042755.

Adding to 265612116 its reverse (611216562), we get a palindrome (876828678).

The spelling of 265612116 in words is "two hundred sixty-five million, six hundred twelve thousand, one hundred sixteen".