520209336914 has 16 divisors (see below), whose sum is σ = 784480593600. Its totient is φ = 258718931664.

The previous prime is 520209336799. The next prime is 520209336949. The reversal of 520209336914 is 419633902025.

It is a super-3 number, since 3×520209336914³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448022 + ... + 1114065.

It is an arithmetic number, because the mean of its divisors is an integer number (49030037100).

Almost surely, 2^520209336914 is an apocalyptic number.

520209336914 is a deficient number, since it is larger than the sum of its proper divisors (264271256686).

520209336914 is a wasteful number, since it uses less digits than its factorization.

520209336914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1562977.

The product of its (nonzero) digits is 349920, while the sum is 44.

The spelling of 520209336914 in words is "five hundred twenty billion, two hundred nine million, three hundred thirty-six thousand, nine hundred fourteen".