204144025054055 has 32 divisors (see below), whose sum is σ = 257041814356800. Its totient is φ = 155440897920000.

The previous prime is 204144025054037. The next prime is 204144025054061. The reversal of 204144025054055 is 550450520441402.

It is not a de Polignac number, because 204144025054055 - 2¹⁴ = 204144025037671 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19624196 + ... + 28167305.

It is an arithmetic number, because the mean of its divisors is an integer number (8032556698650).

Almost surely, 2^{204144025054055} is an apocalyptic number.

204144025054055 is a deficient number, since it is larger than the sum of its proper divisors (52897789302745).

204144025054055 is a wasteful number, since it uses less digits than its factorization.

204144025054055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47791955.

The product of its (nonzero) digits is 640000, while the sum is 41.

Adding to 204144025054055 its reverse (550450520441402), we get a palindrome (754594545495457).

The spelling of 204144025054055 in words is "two hundred four trillion, one hundred forty-four billion, twenty-five million, fifty-four thousand, fifty-five".