204400432323419 has 4 divisors (see below), whose sum is σ = 204406923524280. Its totient is φ = 204393941122560.

The previous prime is 204400432323379. The next prime is 204400432323427. The reversal of 204400432323419 is 914323234004402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 204400432323419 - 2¹² = 204400432319323 is a prime.

It is a super-2 number, since 2×204400432323419² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204400432322419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3245553197 + ... + 3245616174.

It is an arithmetic number, because the mean of its divisors is an integer number (51101730881070).

Almost surely, 2^{204400432323419} is an apocalyptic number.

204400432323419 is a deficient number, since it is larger than the sum of its proper divisors (6491200861).

204400432323419 is an equidigital number, since it uses as much as digits as its factorization.

204400432323419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6491200860.

The product of its (nonzero) digits is 497664, while the sum is 41.

The spelling of 204400432323419 in words is "two hundred four trillion, four hundred billion, four hundred thirty-two million, three hundred twenty-three thousand, four hundred nineteen".