520337050465 has 4 divisors (see below), whose sum is σ = 624404460564. Its totient is φ = 416269640368.

The previous prime is 520337050427. The next prime is 520337050501. The reversal of 520337050465 is 564050733025.

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 391754565409 + 128582485056 = 625903^2 + 358584^2 .

It is a cyclic number.

It is not a de Polignac number, because 520337050465 - 2¹⁷ = 520336919393 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52033705042 + ... + 52033705051.

It is an arithmetic number, because the mean of its divisors is an integer number (156101115141).

Almost surely, 2^520337050465 is an apocalyptic number.

It is an amenable number.

520337050465 is a deficient number, since it is larger than the sum of its proper divisors (104067410099).

520337050465 is a wasteful number, since it uses less digits than its factorization.

520337050465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104067410098.

The product of its (nonzero) digits is 378000, while the sum is 40.

The spelling of 520337050465 in words is "five hundred twenty billion, three hundred thirty-seven million, fifty thousand, four hundred sixty-five".