2005404550510 has 16 divisors (see below), whose sum is σ = 3697770342672. Its totient is φ = 782596897600.

The previous prime is 2005404550493. The next prime is 2005404550559. The reversal of 2005404550510 is 150554045002.

It is a super-2 number, since 2×2005404550510² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2445614896 + ... + 2445615715.

It is an arithmetic number, because the mean of its divisors is an integer number (231110646417).

Almost surely, 2^{2005404550510} is an apocalyptic number.

2005404550510 is a deficient number, since it is larger than the sum of its proper divisors (1692365792162).

2005404550510 is a wasteful number, since it uses less digits than its factorization.

2005404550510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4891230659.

The product of its (nonzero) digits is 20000, while the sum is 31.

Adding to 2005404550510 its reverse (150554045002), we get a palindrome (2155958595512).

The spelling of 2005404550510 in words is "two trillion, five billion, four hundred four million, five hundred fifty thousand, five hundred ten".