203342424404 has 72 divisors (see below), whose sum is σ = 418555468800. Its totient is φ = 86181024384.

The previous prime is 203342424403. The next prime is 203342424409. The reversal of 203342424404 is 404424243302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203342424403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7778147 + ... + 7804245.

It is an arithmetic number, because the mean of its divisors is an integer number (5813270400).

Almost surely, 2^203342424404 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 203342424404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209277734400).

203342424404 is an abundant number, since it is smaller than the sum of its proper divisors (215213044396).

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

203342424404 is a wasteful number, since it uses less digits than its factorization.

203342424404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26557 (or 26548 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 203342424404 its reverse (404424243302), we get a palindrome (607766667706).

The spelling of 203342424404 in words is "two hundred three billion, three hundred forty-two million, four hundred twenty-four thousand, four hundred four".