265140310116425 has 48 divisors (see below), whose sum is σ = 337317782891760. Its totient is φ = 206666764416000.

The previous prime is 265140310116389. The next prime is 265140310116431. The reversal of 265140310116425 is 524611013041562.

It can be written as a sum of positive squares in 24 ways, for example, as 217154057877904 + 47986252238521 = 14736148^2 + 6927211^2 .

It is a de Polignac number, because none of the positive numbers 2^k-265140310116425 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 640257935 + ... + 640671915.

It is an arithmetic number, because the mean of its divisors is an integer number (7027453810245).

Almost surely, 2^{265140310116425} is an apocalyptic number.

265140310116425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265140310116425 is a deficient number, since it is larger than the sum of its proper divisors (72177472775335).

265140310116425 is a wasteful number, since it uses less digits than its factorization.

265140310116425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418014 (or 418009 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

Adding to 265140310116425 its reverse (524611013041562), we get a palindrome (789751323157987).

The spelling of 265140310116425 in words is "two hundred sixty-five trillion, one hundred forty billion, three hundred ten million, one hundred sixteen thousand, four hundred twenty-five".