265201334660010 has 512 divisors, whose sum is σ = 777679407267840. Its totient is φ = 56614479667200.

The previous prime is 265201334659991. The next prime is 265201334660011. The reversal of 265201334660010 is 10066433102562.

It is a super-3 number, since 3×265201334660010³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (265201334660011) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 20230471336 + ... + 20230484444.

It is an arithmetic number, because the mean of its divisors is an integer number (1518905092320).

Almost surely, 2^{265201334660010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265201334660010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (388839703633920).

265201334660010 is an abundant number, since it is smaller than the sum of its proper divisors (512478072607830).

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

265201334660010 is a wasteful number, since it uses less digits than its factorization.

265201334660010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14294.

The product of its (nonzero) digits is 155520, while the sum is 39.

Adding to 265201334660010 its reverse (10066433102562), we get a palindrome (275267767762572).

The spelling of 265201334660010 in words is "two hundred sixty-five trillion, two hundred one billion, three hundred thirty-four million, six hundred sixty thousand, ten".