525533340223 has 4 divisors (see below), whose sum is σ = 525535752280. Its totient is φ = 525530928168.

The previous prime is 525533340221. The next prime is 525533340281. The reversal of 525533340223 is 322043335525.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 525533340223 - 2¹ = 525533340221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525533340221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 842733 + ... + 1327126.

It is an arithmetic number, because the mean of its divisors is an integer number (131383938070).

Almost surely, 2^525533340223 is an apocalyptic number.

525533340223 is a deficient number, since it is larger than the sum of its proper divisors (2412057).

525533340223 is a wasteful number, since it uses less digits than its factorization.

525533340223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412056.

The product of its (nonzero) digits is 324000, while the sum is 37.

Adding to 525533340223 its reverse (322043335525), we get a palindrome (847576675748).

The spelling of 525533340223 in words is "five hundred twenty-five billion, five hundred thirty-three million, three hundred forty thousand, two hundred twenty-three".