265299000135 has 32 divisors (see below), whose sum is σ = 460730081280. Its totient is φ = 129580311168.

The previous prime is 265299000133. The next prime is 265299000179. The reversal of 265299000135 is 531000992562.

It is not a de Polignac number, because 265299000135 - 2¹ = 265299000133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265299000133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5331565 + ... + 5381094.

It is an arithmetic number, because the mean of its divisors is an integer number (14397815040).

Almost surely, 2^265299000135 is an apocalyptic number.

265299000135 is a deficient number, since it is larger than the sum of its proper divisors (195431081145).

265299000135 is a wasteful number, since it uses less digits than its factorization.

265299000135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10712807.

The product of its (nonzero) digits is 145800, while the sum is 42.

Adding to 265299000135 its reverse (531000992562), we get a palindrome (796299992697).

The spelling of 265299000135 in words is "two hundred sixty-five billion, two hundred ninety-nine million, one hundred thirty-five", and thus it is an aban number.