2005453043434 has 8 divisors (see below), whose sum is σ = 3008188275840. Its totient is φ = 1002723618156.

The previous prime is 2005453043329. The next prime is 2005453043437. The reversal of 2005453043434 is 4343403545002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2005453043393 and 2005453043402.

It is not an unprimeable number, because it can be changed into a prime (2005453043437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450234 + ... + 2052709.

It is an arithmetic number, because the mean of its divisors is an integer number (376023534480).

Almost surely, 2^{2005453043434} is an apocalyptic number.

2005453043434 is a deficient number, since it is larger than the sum of its proper divisors (1002735232406).

2005453043434 is a wasteful number, since it uses less digits than its factorization.

2005453043434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2903564.

The product of its (nonzero) digits is 345600, while the sum is 37.

Adding to 2005453043434 its reverse (4343403545002), we get a palindrome (6348856588436).

The spelling of 2005453043434 in words is "two trillion, five billion, four hundred fifty-three million, forty-three thousand, four hundred thirty-four".