200012134400344 has 64 divisors (see below), whose sum is σ = 443383246310400. Its totient is φ = 82762410998400.

The previous prime is 200012134400237. The next prime is 200012134400399. The reversal of 200012134400344 is 443004431210002.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112654629 + ... + 114416299.

It is an arithmetic number, because the mean of its divisors is an integer number (6927863223600).

Almost surely, 2^{200012134400344} is an apocalyptic number.

It is an amenable number.

200012134400344 is an abundant number, since it is smaller than the sum of its proper divisors (243371111910056).

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

200012134400344 is a wasteful number, since it uses less digits than its factorization.

200012134400344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831624 (or 1831620 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 200012134400344 its reverse (443004431210002), we get a palindrome (643016565610346).

The spelling of 200012134400344 in words is "two hundred trillion, twelve billion, one hundred thirty-four million, four hundred thousand, three hundred forty-four".