520045241041 has 4 divisors (see below), whose sum is σ = 520135894372. Its totient is φ = 519954587712.

The previous prime is 520045241017. The next prime is 520045241099. The reversal of 520045241041 is 140142540025.

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 170887158225 + 349158082816 = 413385^2 + 590896^2 .

It is a cyclic number.

It is not a de Polignac number, because 520045241041 - 2³³ = 511455306449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520045244041) 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, 45318060 + ... + 45329533.

It is an arithmetic number, because the mean of its divisors is an integer number (130033973593).

Almost surely, 2^520045241041 is an apocalyptic number.

It is an amenable number.

520045241041 is a deficient number, since it is larger than the sum of its proper divisors (90653331).

520045241041 is an equidigital number, since it uses as much as digits as its factorization.

520045241041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90653330.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 520045241041 its reverse (140142540025), we get a palindrome (660187781066).

The spelling of 520045241041 in words is "five hundred twenty billion, forty-five million, two hundred forty-one thousand, forty-one".