204240013143403 has 8 divisors (see below), whose sum is σ = 208990462824000. Its totient is φ = 199489594459848.

The previous prime is 204240013143391. The next prime is 204240013143479. The reversal of 204240013143403 is 304341310042402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204240013143403 - 2¹⁷ = 204240013012331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204240013141403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5856648 + ... + 21042346.

It is an arithmetic number, because the mean of its divisors is an integer number (26123807853000).

Almost surely, 2^{204240013143403} is an apocalyptic number.

204240013143403 is a deficient number, since it is larger than the sum of its proper divisors (4750449680597).

204240013143403 is a wasteful number, since it uses less digits than its factorization.

204240013143403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15498521.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 204240013143403 its reverse (304341310042402), we get a palindrome (508581323185805).

The spelling of 204240013143403 in words is "two hundred four trillion, two hundred forty billion, thirteen million, one hundred forty-three thousand, four hundred three".