265640522035425 has 24 divisors (see below), whose sum is σ = 451062392736576. Its totient is φ = 137845892514240.

The previous prime is 265640522035417. The next prime is 265640522035433. The reversal of 265640522035425 is 524530225046562.

It is an interprime number because it is at equal distance from previous prime (265640522035417) and next prime (265640522035433).

It is not a de Polignac number, because 265640522035425 - 2³ = 265640522035417 is a prime.

It is a super-2 number, since 2×265640522035425² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47863154349 + ... + 47863159898.

It is an arithmetic number, because the mean of its divisors is an integer number (18794266364024).

Almost surely, 2^{265640522035425} is an apocalyptic number.

265640522035425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265640522035425 is a deficient number, since it is larger than the sum of its proper divisors (185421870701151).

265640522035425 is a wasteful number, since it uses less digits than its factorization.

265640522035425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95726314297 (or 95726314292 counting only the distinct ones).

The product of its (nonzero) digits is 17280000, while the sum is 51.

The spelling of 265640522035425 in words is "two hundred sixty-five trillion, six hundred forty billion, five hundred twenty-two million, thirty-five thousand, four hundred twenty-five".