204642335162 has 4 divisors (see below), whose sum is σ = 306963502746. Its totient is φ = 102321167580.

The previous prime is 204642335143. The next prime is 204642335197. The reversal of 204642335162 is 261533246402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 261533246402 = 2 ⋅130766623201.

It can be written as a sum of positive squares in only one way, i.e., 128543043841 + 76099291321 = 358529^2 + 275861^2 .

It is a super-3 number, since 3×204642335162³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51160583789 + ... + 51160583792.

Almost surely, 2^204642335162 is an apocalyptic number.

204642335162 is a deficient number, since it is larger than the sum of its proper divisors (102321167584).

204642335162 is a wasteful number, since it uses less digits than its factorization.

204642335162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102321167583.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 204642335162 in words is "two hundred four billion, six hundred forty-two million, three hundred thirty-five thousand, one hundred sixty-two".