204142352355 has 48 divisors (see below), whose sum is σ = 368527592160. Its totient is φ = 108408492288.

The previous prime is 204142352303. The next prime is 204142352357. The reversal of 204142352355 is 553253241402.

204142352355 is a `hidden beast` number, since 2 + 0 + 41 + 42 + 3 + 523 + 55 = 666.

It is not a de Polignac number, because 204142352355 - 2¹⁶ = 204142286819 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (204142352357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77460 + ... + 643649.

It is an arithmetic number, because the mean of its divisors is an integer number (7677658170).

Almost surely, 2^204142352355 is an apocalyptic number.

204142352355 is a deficient number, since it is larger than the sum of its proper divisors (164385239805).

204142352355 is an equidigital number, since it uses as much as digits as its factorization.

204142352355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721362 (or 721350 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 204142352355 its reverse (553253241402), we get a palindrome (757395593757).

The spelling of 204142352355 in words is "two hundred four billion, one hundred forty-two million, three hundred fifty-two thousand, three hundred fifty-five".