8406009616 has 10 divisors (see below), whose sum is σ = 16286643662. Its totient is φ = 4203004800.

The previous prime is 8406009611. The next prime is 8406009637. The reversal of 8406009616 is 6169006048.

It can be written as a sum of positive squares in only one way, i.e., 8082729216 + 323280400 = 89904^2 + 17980^2 .

It is not an unprimeable number, because it can be changed into a prime (8406009611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262687785 + ... + 262687816.

Almost surely, 2^8406009616 is an apocalyptic number.

It is an amenable number.

8406009616 is a deficient number, since it is larger than the sum of its proper divisors (7880634046).

8406009616 is a wasteful number, since it uses less digits than its factorization.

8406009616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525375609 (or 525375603 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 8406009616 is about 91684.2931804570. The cubic root of 8406009616 is about 2033.2773720213.

The spelling of 8406009616 in words is "eight billion, four hundred six million, nine thousand, six hundred sixteen".