200668913629 has 8 divisors (see below), whose sum is σ = 201364250360. Its totient is φ = 199974168576.

The previous prime is 200668913623. The next prime is 200668913651. The reversal of 200668913629 is 926319866002.

It can be written as a sum of positive squares in 4 ways, for example, as 79566305625 + 121102608004 = 282075^2 + 347998^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200668913629 - 2¹⁷ = 200668782557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200668913623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 537037 + ... + 830509.

It is an arithmetic number, because the mean of its divisors is an integer number (25170531295).

Almost surely, 2^200668913629 is an apocalyptic number.

It is an amenable number.

200668913629 is a deficient number, since it is larger than the sum of its proper divisors (695336731).

200668913629 is a wasteful number, since it uses less digits than its factorization.

200668913629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295839.

The product of its (nonzero) digits is 1679616, while the sum is 52.

The spelling of 200668913629 in words is "two hundred billion, six hundred sixty-eight million, nine hundred thirteen thousand, six hundred twenty-nine".