204182523903 has 16 divisors (see below), whose sum is σ = 280073064960. Its totient is φ = 132256703904.

The previous prime is 204182523901. The next prime is 204182523907. The reversal of 204182523903 is 309325281402.

It is not a de Polignac number, because 204182523903 - 2¹ = 204182523901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204182523901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6217443 + ... + 6250196.

It is an arithmetic number, because the mean of its divisors is an integer number (17504566560).

Almost surely, 2^204182523903 is an apocalyptic number.

204182523903 is a deficient number, since it is larger than the sum of its proper divisors (75890541057).

204182523903 is a wasteful number, since it uses less digits than its factorization.

204182523903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12467798.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 204182523903 in words is "two hundred four billion, one hundred eighty-two million, five hundred twenty-three thousand, nine hundred three".