8544413572 has 6 divisors (see below), whose sum is σ = 14952723758. Its totient is φ = 4272206784.

The previous prime is 8544413557. The next prime is 8544413593. The reversal of 8544413572 is 2753144458.

It can be written as a sum of positive squares in only one way, i.e., 6130263616 + 2414149956 = 78296^2 + 49134^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068051693 + ... + 1068051700.

Almost surely, 2^8544413572 is an apocalyptic number.

It is an amenable number.

8544413572 is a deficient number, since it is larger than the sum of its proper divisors (6408310186).

8544413572 is a wasteful number, since it uses less digits than its factorization.

8544413572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136103397 (or 2136103395 counting only the distinct ones).

The product of its digits is 537600, while the sum is 43.

The square root of 8544413572 is about 92435.9971656064. The cubic root of 8544413572 is about 2044.3759050296.

The spelling of 8544413572 in words is "eight billion, five hundred forty-four million, four hundred thirteen thousand, five hundred seventy-two".