8472505531144 has 32 divisors (see below), whose sum is σ = 16035870778200. Its totient is φ = 4196455464960.

The previous prime is 8472505531097. The next prime is 8472505531153. The reversal of 8472505531144 is 4411355052748.

It can be written as a sum of positive squares in 4 ways, for example, as 7823936236900 + 648569294244 = 2797130^2 + 805338^2 .

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, 11011479 + ... + 11755750.

Almost surely, 2^{8472505531144} is an apocalyptic number.

It is an amenable number.

8472505531144 is a deficient number, since it is larger than the sum of its proper divisors (7563365247056).

8472505531144 is a wasteful number, since it uses less digits than its factorization.

8472505531144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22767673 (or 22767669 counting only the distinct ones).

The product of its (nonzero) digits is 2688000, while the sum is 49.

The spelling of 8472505531144 in words is "eight trillion, four hundred seventy-two billion, five hundred five million, five hundred thirty-one thousand, one hundred forty-four".