2004354455505 has 48 divisors (see below), whose sum is σ = 3409067559744. Its totient is φ = 1005410790400.

The previous prime is 2004354455501. The next prime is 2004354455527. The reversal of 2004354455505 is 5055544534002.

It is not a de Polignac number, because 2004354455505 - 2² = 2004354455501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2004354455501) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6130759 + ... + 6449411.

It is an arithmetic number, because the mean of its divisors is an integer number (71022240828).

Almost surely, 2^{2004354455505} is an apocalyptic number.

It is an amenable number.

2004354455505 is a deficient number, since it is larger than the sum of its proper divisors (1404713104239).

2004354455505 is a wasteful number, since it uses less digits than its factorization.

2004354455505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320146 (or 320129 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 42.

Adding to 2004354455505 its reverse (5055544534002), we get a palindrome (7059898989507).

The spelling of 2004354455505 in words is "two trillion, four billion, three hundred fifty-four million, four hundred fifty-five thousand, five hundred five".