275161523225 has 24 divisors (see below), whose sum is σ = 354643968000. Its totient is φ = 211599241920.

The previous prime is 275161523129. The next prime is 275161523237. The reversal of 275161523225 is 522325161572.

It is not a de Polignac number, because 275161523225 - 2³⁴ = 257981654041 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1715225 + ... + 1868774.

It is an arithmetic number, because the mean of its divisors is an integer number (14776832000).

Almost surely, 2^275161523225 is an apocalyptic number.

275161523225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

275161523225 is a deficient number, since it is larger than the sum of its proper divisors (79482444775).

275161523225 is a wasteful number, since it uses less digits than its factorization.

275161523225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3584129 (or 3584124 counting only the distinct ones).

The product of its digits is 252000, while the sum is 41.

Adding to 275161523225 its reverse (522325161572), we get a palindrome (797486684797).

The spelling of 275161523225 in words is "two hundred seventy-five billion, one hundred sixty-one million, five hundred twenty-three thousand, two hundred twenty-five".