520222456325 has 24 divisors (see below), whose sum is σ = 757851348576. Its totient is φ = 349240248000.

The previous prime is 520222456309. The next prime is 520222456333. The reversal of 520222456325 is 523654222025.

It is not a de Polignac number, because 520222456325 - 2⁴ = 520222456309 is a prime.

It is a super-3 number, since 3×520222456325³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent 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, 72754811 + ... + 72761960.

It is an arithmetic number, because the mean of its divisors is an integer number (31577139524).

Almost surely, 2^520222456325 is an apocalyptic number.

520222456325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

520222456325 is a deficient number, since it is larger than the sum of its proper divisors (237628892251).

520222456325 is a wasteful number, since it uses less digits than its factorization.

520222456325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145516805 (or 145516800 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 520222456325 in words is "five hundred twenty billion, two hundred twenty-two million, four hundred fifty-six thousand, three hundred twenty-five".