8644534983 has 12 divisors (see below), whose sum is σ = 14270343568. Its totient is φ = 4939734240.

The previous prime is 8644534973. The next prime is 8644534993. The reversal of 8644534983 is 3894354468.

8644534983 is a `hidden beast` number, since 86 + 445 + 3 + 49 + 83 = 666.

8644534983 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8644534973) and next prime (8644534993).

It is not a de Polignac number, because 8644534983 - 2⁹ = 8644534471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8644534973) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68607358 + ... + 68607483.

Almost surely, 2^8644534983 is an apocalyptic number.

8644534983 is a deficient number, since it is larger than the sum of its proper divisors (5625808585).

8644534983 is a wasteful number, since it uses less digits than its factorization.

8644534983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137214854 (or 137214851 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 54.

The square root of 8644534983 is about 92975.9914332727. The cubic root of 8644534983 is about 2052.3300876543.

The spelling of 8644534983 in words is "eight billion, six hundred forty-four million, five hundred thirty-four thousand, nine hundred eighty-three".