264575543225 has 48 divisors (see below), whose sum is σ = 376202112000. Its totient is φ = 180814178880.

The previous prime is 264575543159. The next prime is 264575543227. The reversal of 264575543225 is 522345575462.

It is not a de Polignac number, because 264575543225 - 2⁸ = 264575542969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264575543227) 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, 130524662 + ... + 130526688.

It is an arithmetic number, because the mean of its divisors is an integer number (7837544000).

Almost surely, 2^264575543225 is an apocalyptic number.

264575543225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264575543225 is a deficient number, since it is larger than the sum of its proper divisors (111626568775).

264575543225 is a wasteful number, since it uses less digits than its factorization.

264575543225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182 (or 4177 counting only the distinct ones).

The product of its digits is 10080000, while the sum is 50.

The spelling of 264575543225 in words is "two hundred sixty-four billion, five hundred seventy-five million, five hundred forty-three thousand, two hundred twenty-five".