520401351112 has 32 divisors (see below), whose sum is σ = 978500736000. Its totient is φ = 259468103104.

The previous prime is 520401351053. The next prime is 520401351187. The reversal of 520401351112 is 211153104025.

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, 17962014 + ... + 17990962.

It is an arithmetic number, because the mean of its divisors is an integer number (30578148000).

Almost surely, 2^520401351112 is an apocalyptic number.

It is an amenable number.

520401351112 is a deficient number, since it is larger than the sum of its proper divisors (458099384888).

520401351112 is a wasteful number, since it uses less digits than its factorization.

520401351112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35205 (or 35201 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 520401351112 its reverse (211153104025), we get a palindrome (731554455137).

The spelling of 520401351112 in words is "five hundred twenty billion, four hundred one million, three hundred fifty-one thousand, one hundred twelve".