203493247472 has 20 divisors (see below), whose sum is σ = 403437195480. Its totient is φ = 99380422848.

The previous prime is 203493247421. The next prime is 203493247481. The reversal of 203493247472 is 274742394302.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 147886847 + ... + 147888222.

It is an arithmetic number, because the mean of its divisors is an integer number (20171859774).

Almost surely, 2^203493247472 is an apocalyptic number.

It is an amenable number.

203493247472 is a deficient number, since it is larger than the sum of its proper divisors (199943948008).

203493247472 is a wasteful number, since it uses less digits than its factorization.

203493247472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295775120 (or 295775114 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 47.

The spelling of 203493247472 in words is "two hundred three billion, four hundred ninety-three million, two hundred forty-seven thousand, four hundred seventy-two".