265512016 has 80 divisors (see below), whose sum is σ = 652065408. Its totient is φ = 101721600.

The previous prime is 265512011. The next prime is 265512019. The reversal of 265512016 is 610215562.

265512016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265512011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73386 + ... + 76918.

Almost surely, 2^265512016 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 265512016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326032704).

265512016 is an abundant number, since it is smaller than the sum of its proper divisors (386553392).

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

265512016 is a wasteful number, since it uses less digits than its factorization.

265512016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3620 (or 3614 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 265512016 is about 16294.5394534488. The cubic root of 265512016 is about 642.7292431927.

Adding to 265512016 its reverse (610215562), we get a palindrome (875727578).

The spelling of 265512016 in words is "two hundred sixty-five million, five hundred twelve thousand, sixteen".