203073350689 has 16 divisors (see below), whose sum is σ = 234582898176. Its totient is φ = 173740089600.

The previous prime is 203073350629. The next prime is 203073350707. The reversal of 203073350689 is 986053370302.

It is not a de Polignac number, because 203073350689 - 2¹⁷ = 203073219617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203073350629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3347344 + ... + 3407470.

It is an arithmetic number, because the mean of its divisors is an integer number (14661431136).

Almost surely, 2^203073350689 is an apocalyptic number.

It is an amenable number.

203073350689 is a deficient number, since it is larger than the sum of its proper divisors (31509547487).

203073350689 is a wasteful number, since it uses less digits than its factorization.

203073350689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78216.

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 203073350689 in words is "two hundred three billion, seventy-three million, three hundred fifty thousand, six hundred eighty-nine".