520143573355011 has 48 divisors (see below), whose sum is σ = 801880903699200. Its totient is φ = 324179200314816.

The previous prime is 520143573355001. The next prime is 520143573355031. The reversal of 520143573355011 is 110553375341025.

520143573355011 is a `hidden beast` number, since 5 + 2 + 0 + 1 + 4 + 3 + 57 + 33 + 550 + 11 = 666.

It is not a de Polignac number, because 520143573355011 - 2¹⁹ = 520143572830723 is a prime.

It is a super-2 number, since 2×520143573355011² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520143573355001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 120977721 + ... + 125203418.

It is an arithmetic number, because the mean of its divisors is an integer number (16705852160400).

Almost surely, 2^{520143573355011} is an apocalyptic number.

520143573355011 is a deficient number, since it is larger than the sum of its proper divisors (281737330344189).

520143573355011 is a wasteful number, since it uses less digits than its factorization.

520143573355011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246181400 (or 246181397 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 45.

The spelling of 520143573355011 in words is "five hundred twenty trillion, one hundred forty-three billion, five hundred seventy-three million, three hundred fifty-five thousand, eleven".