6534616021226 has 16 divisors (see below), whose sum is σ = 9991093120008. Its totient is φ = 3204746208000.

The previous prime is 6534616021187. The next prime is 6534616021253. The reversal of 6534616021226 is 6221206164356.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3402604498225 + 3132011523001 = 1844615^2 + 1769749^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123613475 + ... + 123666326.

Almost surely, 2^{6534616021226} is an apocalyptic number.

6534616021226 is a deficient number, since it is larger than the sum of its proper divisors (3456477098782).

6534616021226 is a wasteful number, since it uses less digits than its factorization.

6534616021226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247280057.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 6534616021226 in words is "six trillion, five hundred thirty-four billion, six hundred sixteen million, twenty-one thousand, two hundred twenty-six".