520146352112 has 40 divisors (see below), whose sum is σ = 1014931029840. Its totient is φ = 258233149440.

The previous prime is 520146352111. The next prime is 520146352123. The reversal of 520146352112 is 211253641025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520146352111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1722464 + ... + 2001792.

It is an arithmetic number, because the mean of its divisors is an integer number (25373275746).

Almost surely, 2^520146352112 is an apocalyptic number.

It is an amenable number.

520146352112 is a deficient number, since it is larger than the sum of its proper divisors (494784677728).

520146352112 is a wasteful number, since it uses less digits than its factorization.

520146352112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280161 (or 280155 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 520146352112 its reverse (211253641025), we get a palindrome (731399993137).

The spelling of 520146352112 in words is "five hundred twenty billion, one hundred forty-six million, three hundred fifty-two thousand, one hundred twelve".