204432012411040 has 24 divisors (see below), whose sum is σ = 482970629321460. Its totient is φ = 81772804964352.

The previous prime is 204432012411013. The next prime is 204432012411119. The reversal of 204432012411040 is 40114210234402.

It can be written as a sum of positive squares in 2 ways, for example, as 194368322092816 + 10063690318224 = 13941604^2 + 3172332^2 .

It is a super-2 number, since 2×204432012411040² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 638850038625 + ... + 638850038944.

Almost surely, 2^{204432012411040} is an apocalyptic number.

204432012411040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204432012411040 is an abundant number, since it is smaller than the sum of its proper divisors (278538616910420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204432012411040 is a wasteful number, since it uses less digits than its factorization.

204432012411040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277700077584 (or 1277700077576 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 204432012411040 its reverse (40114210234402), we get a palindrome (244546222645442).

The spelling of 204432012411040 in words is "two hundred four trillion, four hundred thirty-two billion, twelve million, four hundred eleven thousand, forty".