200523154225 has 48 divisors (see below), whose sum is σ = 260824377600. Its totient is φ = 152723450880.

The previous prime is 200523154219. The next prime is 200523154229. The reversal of 200523154225 is 522451325002.

It is not a de Polignac number, because 200523154225 - 2³ = 200523154217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200523154229) 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, 54237577 + ... + 54241273.

It is an arithmetic number, because the mean of its divisors is an integer number (5433841200).

Almost surely, 2^200523154225 is an apocalyptic number.

200523154225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200523154225 is a deficient number, since it is larger than the sum of its proper divisors (60301223375).

200523154225 is a wasteful number, since it uses less digits than its factorization.

200523154225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4762 (or 4757 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 200523154225 its reverse (522451325002), we get a palindrome (722974479227).

The spelling of 200523154225 in words is "two hundred billion, five hundred twenty-three million, one hundred fifty-four thousand, two hundred twenty-five".