265240511252131 has 8 divisors (see below), whose sum is σ = 277469867875104. Its totient is φ = 253069251336000.

The previous prime is 265240511252071. The next prime is 265240511252141. The reversal of 265240511252131 is 131252115042562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 265240511252131 - 2⁹ = 265240511251619 is a prime.

It is a super-2 number, since 2×265240511252131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265240511252141) 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 7 ways as a sum of consecutive naturals, for example, 14524167370 + ... + 14524185631.

It is an arithmetic number, because the mean of its divisors is an integer number (34683733484388).

Almost surely, 2^{265240511252131} is an apocalyptic number.

265240511252131 is a deficient number, since it is larger than the sum of its proper divisors (12229356622973).

265240511252131 is a wasteful number, since it uses less digits than its factorization.

265240511252131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29048353421.

The product of its (nonzero) digits is 144000, while the sum is 40.

Adding to 265240511252131 its reverse (131252115042562), we get a palindrome (396492626294693).

The spelling of 265240511252131 in words is "two hundred sixty-five trillion, two hundred forty billion, five hundred eleven million, two hundred fifty-two thousand, one hundred thirty-one".