4501553145205 has 4 divisors (see below), whose sum is σ = 5401863774252. Its totient is φ = 3601242516160.

The previous prime is 4501553145179. The next prime is 4501553145217. The reversal of 4501553145205 is 5025413551054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1190732716849 + 3310820428356 = 1091207^2 + 1819566^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4501553145205 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450155314516 + ... + 450155314525.

It is an arithmetic number, because the mean of its divisors is an integer number (1350465943563).

Almost surely, 2^{4501553145205} is an apocalyptic number.

It is an amenable number.

4501553145205 is a deficient number, since it is larger than the sum of its proper divisors (900310629047).

4501553145205 is an equidigital number, since it uses as much as digits as its factorization.

4501553145205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900310629046.

The product of its (nonzero) digits is 300000, while the sum is 40.

Adding to 4501553145205 its reverse (5025413551054), we get a palindrome (9526966696259).

The spelling of 4501553145205 in words is "four trillion, five hundred one billion, five hundred fifty-three million, one hundred forty-five thousand, two hundred five".