512231445125232 has 80 divisors (see below), whose sum is σ = 1517684221016832. Its totient is φ = 145831016378880.

The previous prime is 512231445125207. The next prime is 512231445125293. The reversal of 512231445125232 is 232521544132215.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 2712536098 + ... + 2712724929.

Almost surely, 2^{512231445125232} is an apocalyptic number.

It is an amenable number.

512231445125232 is an abundant number, since it is smaller than the sum of its proper divisors (1005452775891600).

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

512231445125232 is a wasteful number, since it uses less digits than its factorization.

512231445125232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5425261326 (or 5425261320 counting only the distinct ones).

The product of its digits is 576000, while the sum is 42.

Adding to 512231445125232 its reverse (232521544132215), we get a palindrome (744752989257447).

The spelling of 512231445125232 in words is "five hundred twelve trillion, two hundred thirty-one billion, four hundred forty-five million, one hundred twenty-five thousand, two hundred thirty-two".