265240511252133 has 32 divisors (see below), whose sum is σ = 373123929446400. Its totient is φ = 167134895073216.

The previous prime is 265240511252071. The next prime is 265240511252141. The reversal of 265240511252133 is 331252115042562.

It is not a de Polignac number, because 265240511252133 - 2¹⁰ = 265240511251109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265240511252333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1425141960 + ... + 1425328062.

It is an arithmetic number, because the mean of its divisors is an integer number (11660122795200).

Almost surely, 2^{265240511252133} is an apocalyptic number.

It is an amenable number.

265240511252133 is a deficient number, since it is larger than the sum of its proper divisors (107883418194267).

265240511252133 is a wasteful number, since it uses less digits than its factorization.

265240511252133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243521.

The product of its (nonzero) digits is 432000, while the sum is 42.

Adding to 265240511252133 its reverse (331252115042562), we get a palindrome (596492626294695).

The spelling of 265240511252133 in words is "two hundred sixty-five trillion, two hundred forty billion, five hundred eleven million, two hundred fifty-two thousand, one hundred thirty-three".