204046309943 has 16 divisors (see below), whose sum is σ = 238141440000. Its totient is φ = 174759716376.

The previous prime is 204046309933. The next prime is 204046309969. The reversal of 204046309943 is 349903640402.

It is not a de Polignac number, because 204046309943 - 2²⁰ = 204045261367 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204046309894 and 204046309903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204046309933) 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, 206138 + ... + 671256.

It is an arithmetic number, because the mean of its divisors is an integer number (14883840000).

Almost surely, 2^204046309943 is an apocalyptic number.

204046309943 is a deficient number, since it is larger than the sum of its proper divisors (34095130057).

204046309943 is an equidigital number, since it uses as much as digits as its factorization.

204046309943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466419 (or 466405 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 204046309943 in words is "two hundred four billion, forty-six million, three hundred nine thousand, nine hundred forty-three".