512045221112 has 64 divisors (see below), whose sum is σ = 991847324160. Its totient is φ = 247667097600.

The previous prime is 512045221067. The next prime is 512045221201. The reversal of 512045221112 is 211122540215.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19595768 + ... + 19621880.

It is an arithmetic number, because the mean of its divisors is an integer number (15497614440).

Almost surely, 2^512045221112 is an apocalyptic number.

It is an amenable number.

512045221112 is a deficient number, since it is larger than the sum of its proper divisors (479802103048).

512045221112 is a wasteful number, since it uses less digits than its factorization.

512045221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26664 (or 26660 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 512045221112 its reverse (211122540215), we get a palindrome (723167761327).

The spelling of 512045221112 in words is "five hundred twelve billion, forty-five million, two hundred twenty-one thousand, one hundred twelve".