203134419384 has 128 divisors (see below), whose sum is σ = 553352735040. Its totient is φ = 61767401472.

The previous prime is 203134419373. The next prime is 203134419401. The reversal of 203134419384 is 483914431302.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22178934 + ... + 22188090.

Almost surely, 2^203134419384 is an apocalyptic number.

203134419384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203134419384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276676367520).

203134419384 is an abundant number, since it is smaller than the sum of its proper divisors (350218315656).

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

203134419384 is a wasteful number, since it uses less digits than its factorization.

203134419384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10009 (or 10005 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 203134419384 in words is "two hundred three billion, one hundred thirty-four million, four hundred nineteen thousand, three hundred eighty-four".