200051323344 has 50 divisors (see below), whose sum is σ = 579006573090. Its totient is φ = 66683774016.

The previous prime is 200051323343. The next prime is 200051323379. The reversal of 200051323344 is 443323150002.

It can be written as a sum of positive squares in only one way, i.e., 155166663744 + 44884659600 = 393912^2 + 211860^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200051323343) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 77178999 + ... + 77181590.

Almost surely, 2^200051323344 is an apocalyptic number.

200051323344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

200051323344 is an abundant number, since it is smaller than the sum of its proper divisors (378955249746).

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

200051323344 is a wasteful number, since it uses less digits than its factorization.

200051323344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154360609 (or 154360594 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 200051323344 its reverse (443323150002), we get a palindrome (643374473346).

The spelling of 200051323344 in words is "two hundred billion, fifty-one million, three hundred twenty-three thousand, three hundred forty-four".