265261671125 has 32 divisors (see below), whose sum is σ = 366228345600. Its totient is φ = 190200360000.

The previous prime is 265261671119. The next prime is 265261671127. The reversal of 265261671125 is 521176162562.

It is not a de Polignac number, because 265261671125 - 2¹⁶ = 265261605589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265261671127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1260950 + ... + 1456199.

It is an arithmetic number, because the mean of its divisors is an integer number (11444635800).

Almost surely, 2^265261671125 is an apocalyptic number.

265261671125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265261671125 is a deficient number, since it is larger than the sum of its proper divisors (100966674475).

265261671125 is a wasteful number, since it uses less digits than its factorization.

265261671125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2717246 (or 2717236 counting only the distinct ones).

The product of its digits is 302400, while the sum is 44.

The spelling of 265261671125 in words is "two hundred sixty-five billion, two hundred sixty-one million, six hundred seventy-one thousand, one hundred twenty-five".