522066242245 has 4 divisors (see below), whose sum is σ = 626479490700. Its totient is φ = 417652993792.

The previous prime is 522066242237. The next prime is 522066242249. The reversal of 522066242245 is 542242660225.

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

It can be written as a sum of positive squares in 2 ways, for example, as 369042885121 + 153023357124 = 607489^2 + 391182^2 .

It is a cyclic number.

It is not a de Polignac number, because 522066242245 - 2³ = 522066242237 is a prime.

It is a super-2 number, since 2×522066242245² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 522066242198 and 522066242207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522066242249) 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, 52206624220 + ... + 52206624229.

It is an arithmetic number, because the mean of its divisors is an integer number (156619872675).

Almost surely, 2^522066242245 is an apocalyptic number.

It is an amenable number.

522066242245 is a deficient number, since it is larger than the sum of its proper divisors (104413248455).

522066242245 is a wasteful number, since it uses less digits than its factorization.

522066242245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104413248454.

The product of its (nonzero) digits is 460800, while the sum is 40.

The spelling of 522066242245 in words is "five hundred twenty-two billion, sixty-six million, two hundred forty-two thousand, two hundred forty-five".