203004918069 has 32 divisors (see below), whose sum is σ = 279206991360. Its totient is φ = 131141058048.

The previous prime is 203004918043. The next prime is 203004918191. The reversal of 203004918069 is 960819400302.

It is not a de Polignac number, because 203004918069 - 2¹⁵ = 203004885301 is a prime.

It is a super-2 number, since 2×203004918069² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203004918069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203004918269) 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 31 ways as a sum of consecutive naturals, for example, 5405892 + ... + 5443314.

It is an arithmetic number, because the mean of its divisors is an integer number (8725218480).

Almost surely, 2^203004918069 is an apocalyptic number.

It is an amenable number.

203004918069 is a deficient number, since it is larger than the sum of its proper divisors (76202073291).

203004918069 is a wasteful number, since it uses less digits than its factorization.

203004918069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37901.

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 203004918069 in words is "two hundred three billion, four million, nine hundred eighteen thousand, sixty-nine".