520453343354025 has 48 divisors (see below), whose sum is σ = 861851017790208. Its totient is φ = 277133966400000.

The previous prime is 520453343353903. The next prime is 520453343354027.

It is a happy number.

520453343354025 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 520453343354025 - 2²⁴ = 520453326576809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (520453343354027) 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, 217406887 + ... + 219787763.

It is an arithmetic number, because the mean of its divisors is an integer number (17955229537296).

Almost surely, 2^{520453343354025} is an apocalyptic number.

It is an amenable number.

520453343354025 is a deficient number, since it is larger than the sum of its proper divisors (341397674436183).

520453343354025 is a wasteful number, since it uses less digits than its factorization.

520453343354025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2385522 (or 2385517 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 48.

The spelling of 520453343354025 in words is "five hundred twenty trillion, four hundred fifty-three billion, three hundred forty-three million, three hundred fifty-four thousand, twenty-five".