200413123444 has 12 divisors (see below), whose sum is σ = 351069195204. Its totient is φ = 100107639104.

The previous prime is 200413123441. The next prime is 200413123511. The reversal of 200413123444 is 444321314002.

It can be written as a sum of positive squares in 2 ways, for example, as 5391964900 + 195021158544 = 73430^2 + 441612^2 .

It is a super-2 number, since 2×200413123444² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200413123441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24726097 + ... + 24734200.

It is an arithmetic number, because the mean of its divisors is an integer number (29255766267).

Almost surely, 2^200413123444 is an apocalyptic number.

It is an amenable number.

200413123444 is a deficient number, since it is larger than the sum of its proper divisors (150656071760).

200413123444 is a wasteful number, since it uses less digits than its factorization.

200413123444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49461314 (or 49461312 counting only the distinct ones).

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

Adding to 200413123444 its reverse (444321314002), we get a palindrome (644734437446).

The spelling of 200413123444 in words is "two hundred billion, four hundred thirteen million, one hundred twenty-three thousand, four hundred forty-four".