522245431055053 has 4 divisors (see below), whose sum is σ = 522248317383100. Its totient is φ = 522242544727008.

The previous prime is 522245431055003. The next prime is 522245431055081. The reversal of 522245431055053 is 350550134542225.

It is a happy number.

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 439337613585924 + 82907817469129 = 20960382^2 + 9105373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-522245431055053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 522245431054994 and 522245431055012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522245431055003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1442892600 + ... + 1443254497.

It is an arithmetic number, because the mean of its divisors is an integer number (130562079345775).

Almost surely, 2^{522245431055053} is an apocalyptic number.

It is an amenable number.

522245431055053 is a deficient number, since it is larger than the sum of its proper divisors (2886328047).

522245431055053 is a wasteful number, since it uses less digits than its factorization.

522245431055053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2886328046.

The product of its (nonzero) digits is 3600000, while the sum is 46.

Adding to 522245431055053 its reverse (350550134542225), we get a palindrome (872795565597278).

The spelling of 522245431055053 in words is "five hundred twenty-two trillion, two hundred forty-five billion, four hundred thirty-one million, fifty-five thousand, fifty-three".