203414403340 has 24 divisors (see below), whose sum is σ = 427186588752. Its totient is φ = 81362648640.

The previous prime is 203414403299. The next prime is 203414403341. The reversal of 203414403340 is 43304414302.

It is a junction number, because it is equal to n+sod(n) for n = 203414403299 and 203414403308.

It is not an unprimeable number, because it can be changed into a prime (203414403341) 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, 383167 + ... + 744073.

It is an arithmetic number, because the mean of its divisors is an integer number (17799441198).

Almost surely, 2^203414403340 is an apocalyptic number.

203414403340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203414403340 is an abundant number, since it is smaller than the sum of its proper divisors (223772185412).

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

203414403340 is a wasteful number, since it uses less digits than its factorization.

203414403340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389097 (or 389095 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 203414403340 its reverse (43304414302), we get a palindrome (246718817642).

The spelling of 203414403340 in words is "two hundred three billion, four hundred fourteen million, four hundred three thousand, three hundred forty".