203255334012445 has 16 divisors (see below), whose sum is σ = 286547379979392. Its totient is φ = 136451133322560.

The previous prime is 203255334012323. The next prime is 203255334012463. The reversal of 203255334012445 is 544210433552302.

It is not a de Polignac number, because 203255334012445 - 2¹¹ = 203255334010397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142136596497 + ... + 142136597926.

It is an arithmetic number, because the mean of its divisors is an integer number (17909211248712).

Almost surely, 2^{203255334012445} is an apocalyptic number.

It is an amenable number.

203255334012445 is a deficient number, since it is larger than the sum of its proper divisors (83292045966947).

203255334012445 is a wasteful number, since it uses less digits than its factorization.

203255334012445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284273194452.

The product of its (nonzero) digits is 1728000, while the sum is 43.

Adding to 203255334012445 its reverse (544210433552302), we get a palindrome (747465767564747).

The spelling of 203255334012445 in words is "two hundred three trillion, two hundred fifty-five billion, three hundred thirty-four million, twelve thousand, four hundred forty-five".