265000140025 has 12 divisors (see below), whose sum is σ = 328682673900. Its totient is φ = 211946886080.

The previous prime is 265000139983. The next prime is 265000140043. The reversal of 265000140025 is 520041000562.

It can be written as a sum of positive squares in 6 ways, for example, as 22797376144 + 242202763881 = 150988^2 + 492141^2 .

It is not a de Polignac number, because 265000140025 - 2⁷ = 265000139897 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1228930 + ... + 1428379.

It is an arithmetic number, because the mean of its divisors is an integer number (27390222825).

Almost surely, 2^265000140025 is an apocalyptic number.

265000140025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265000140025 is a deficient number, since it is larger than the sum of its proper divisors (63682533875).

265000140025 is a wasteful number, since it uses less digits than its factorization.

265000140025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2661308 (or 2661303 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 265000140025 its reverse (520041000562), we get a palindrome (785041140587).

The spelling of 265000140025 in words is "two hundred sixty-five billion, one hundred forty thousand, twenty-five".