512505233044 has 48 divisors (see below), whose sum is σ = 1039586365440. Its totient is φ = 216522522720.

The previous prime is 512505232963. The next prime is 512505233059. The reversal of 512505233044 is 440332505215.

It is a super-2 number, since 2×512505233044² (a number of 24 digits) contains 22 as substring.

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, 21734949 + ... + 21758515.

It is an arithmetic number, because the mean of its divisors is an integer number (21658049280).

Almost surely, 2^512505233044 is an apocalyptic number.

It is an amenable number.

512505233044 is an abundant number, since it is smaller than the sum of its proper divisors (527081132396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

512505233044 is a wasteful number, since it uses less digits than its factorization.

512505233044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34588 (or 34586 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 512505233044 its reverse (440332505215), we get a palindrome (952837738259).

The spelling of 512505233044 in words is "five hundred twelve billion, five hundred five million, two hundred thirty-three thousand, forty-four".