265312461550425 has 48 divisors (see below), whose sum is σ = 443596438725120. Its totient is φ = 139904461565440.

The previous prime is 265312461550379. The next prime is 265312461550427. The reversal of 265312461550425 is 524055164213562.

It is not a de Polignac number, because 265312461550425 - 2¹² = 265312461546329 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (265312461550427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 167736559 + ... + 169310891.

It is an arithmetic number, because the mean of its divisors is an integer number (9241592473440).

Almost surely, 2^{265312461550425} is an apocalyptic number.

265312461550425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265312461550425 is a deficient number, since it is larger than the sum of its proper divisors (178283977174695).

265312461550425 is a wasteful number, since it uses less digits than its factorization.

265312461550425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599682 (or 1599677 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 51.

The spelling of 265312461550425 in words is "two hundred sixty-five trillion, three hundred twelve billion, four hundred sixty-one million, five hundred fifty thousand, four hundred twenty-five".