204142351433 has 4 divisors (see below), whose sum is σ = 210727588608. Its totient is φ = 197557114260.

The previous prime is 204142351429. The next prime is 204142351471. The reversal of 204142351433 is 334153241402.

204142351433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 204142351433 - 2² = 204142351429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 204142351433.

It is not an unprimeable number, because it can be changed into a prime (204142351403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3292618541 + ... + 3292618602.

It is an arithmetic number, because the mean of its divisors is an integer number (52681897152).

Almost surely, 2^204142351433 is an apocalyptic number.

It is an amenable number.

204142351433 is a deficient number, since it is larger than the sum of its proper divisors (6585237175).

204142351433 is an equidigital number, since it uses as much as digits as its factorization.

204142351433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6585237174.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 204142351433 its reverse (334153241402), we get a palindrome (538295592835).

The spelling of 204142351433 in words is "two hundred four billion, one hundred forty-two million, three hundred fifty-one thousand, four hundred thirty-three".