203542005928 has 8 divisors (see below), whose sum is σ = 381641261130. Its totient is φ = 101771002960.

The previous prime is 203542005871. The next prime is 203542005973. The reversal of 203542005928 is 829500245302.

It can be written as a sum of positive squares in only one way, i.e., 134203530244 + 69338475684 = 366338^2 + 263322^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12721375363 + ... + 12721375378.

Almost surely, 2^203542005928 is an apocalyptic number.

It is an amenable number.

203542005928 is a deficient number, since it is larger than the sum of its proper divisors (178099255202).

203542005928 is a wasteful number, since it uses less digits than its factorization.

203542005928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25442750747 (or 25442750743 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 203542005928 in words is "two hundred three billion, five hundred forty-two million, five thousand, nine hundred twenty-eight".