203443465232 has 80 divisors (see below), whose sum is σ = 458568030720. Its totient is φ = 85635035136.

The previous prime is 203443465231. The next prime is 203443465261. The reversal of 203443465232 is 232564344302.

203443465232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (203443465231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1902008 + ... + 2006120.

It is an arithmetic number, because the mean of its divisors is an integer number (5732100384).

Almost surely, 2^203443465232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203443465232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229284015360).

203443465232 is an abundant number, since it is smaller than the sum of its proper divisors (255124565488).

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

203443465232 is a wasteful number, since it uses less digits than its factorization.

203443465232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104440 (or 104434 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 38.

The spelling of 203443465232 in words is "two hundred three billion, four hundred forty-three million, four hundred sixty-five thousand, two hundred thirty-two".