203231459344 has 45 divisors (see below), whose sum is σ = 403285009629. Its totient is φ = 99214704960.

The previous prime is 203231459323. The next prime is 203231459363. The reversal of 203231459344 is 443954132302.

It is a happy number.

The square root of 203231459344 is 450812.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 167434819344 + 35796640000 = 409188^2 + 189200^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203231459297 and 203231459306.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 77538354 + ... + 77540974.

Almost surely, 2^203231459344 is an apocalyptic number.

203231459344 is the 450812-nd square number.

It is an amenable number.

203231459344 is a deficient number, since it is larger than the sum of its proper divisors (200053550285).

203231459344 is an frugal number, since it uses more digits than its factorization.

203231459344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5336 (or 2666 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 203231459344 in words is "two hundred three billion, two hundred thirty-one million, four hundred fifty-nine thousand, three hundred forty-four".