210454013005 has 16 divisors (see below), whose sum is σ = 257484204720. Its totient is φ = 165096949248.

The previous prime is 210454012963. The next prime is 210454013027. The reversal of 210454013005 is 500310454012.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 560837124 + 209893175881 = 23682^2 + 458141^2 .

It is a cyclic number.

It is not a de Polignac number, because 210454013005 - 2²³ = 210445624397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1603290 + ... + 1729579.

It is an arithmetic number, because the mean of its divisors is an integer number (16092762795).

Almost surely, 2^210454013005 is an apocalyptic number.

It is an amenable number.

210454013005 is a deficient number, since it is larger than the sum of its proper divisors (47030191715).

210454013005 is a wasteful number, since it uses less digits than its factorization.

210454013005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333120.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 210454013005 its reverse (500310454012), we get a palindrome (710764467017).

The spelling of 210454013005 in words is "two hundred ten billion, four hundred fifty-four million, thirteen thousand, five".