203344453552 has 20 divisors (see below), whose sum is σ = 400438567216. Its totient is φ = 100005468480.

The previous prime is 203344453541. The next prime is 203344453567. The reversal of 203344453552 is 255354443302.

203344453552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×203344453552² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104171388 + ... + 104173339.

Almost surely, 2^203344453552 is an apocalyptic number.

It is an amenable number.

203344453552 is a deficient number, since it is larger than the sum of its proper divisors (197094113664).

203344453552 is a wasteful number, since it uses less digits than its factorization.

203344453552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208344796 (or 208344790 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 40.

Adding to 203344453552 its reverse (255354443302), we get a palindrome (458698896854).

The spelling of 203344453552 in words is "two hundred three billion, three hundred forty-four million, four hundred fifty-three thousand, five hundred fifty-two".