512231234000 has 120 divisors (see below), whose sum is σ = 1282761563928. Its totient is φ = 197826585600.

The previous prime is 512231233993. The next prime is 512231234023. The reversal of 512231234000 is 432132215.

It can be written as a sum of positive squares in 12 ways, for example, as 203935334464 + 308295899536 = 451592^2 + 555244^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1529732 + ... + 1834268.

Almost surely, 2^512231234000 is an apocalyptic number.

512231234000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 512231234000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (641380781964).

512231234000 is an abundant number, since it is smaller than the sum of its proper divisors (770530329928).

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

512231234000 is a wasteful number, since it uses less digits than its factorization.

512231234000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304618 (or 304573 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 512231234000 its reverse (432132215), we get a palindrome (512663366215).

The spelling of 512231234000 in words is "five hundred twelve billion, two hundred thirty-one million, two hundred thirty-four thousand".