6872522405572 has 6 divisors (see below), whose sum is σ = 12026914209758. Its totient is φ = 3436261202784.

The previous prime is 6872522405561. The next prime is 6872522405599. The reversal of 6872522405572 is 2755042252786.

It can be written as a sum of positive squares in only one way, i.e., 6270697106496 + 601825299076 = 2504136^2 + 775774^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 859065300693 + ... + 859065300700.

Almost surely, 2^{6872522405572} is an apocalyptic number.

It is an amenable number.

6872522405572 is a deficient number, since it is larger than the sum of its proper divisors (5154391804186).

6872522405572 is a wasteful number, since it uses less digits than its factorization.

6872522405572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718130601397 (or 1718130601395 counting only the distinct ones).

The product of its (nonzero) digits is 18816000, while the sum is 55.

The spelling of 6872522405572 in words is "six trillion, eight hundred seventy-two billion, five hundred twenty-two million, four hundred five thousand, five hundred seventy-two".