8963989445 has 16 divisors (see below), whose sum is σ = 11051725440. Its totient is φ = 6974714304.

The previous prime is 8963989421. The next prime is 8963989477. The reversal of 8963989445 is 5449893698.

It is not a de Polignac number, because 8963989445 - 2¹⁶ = 8963923909 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 577496 + ... + 592814.

It is an arithmetic number, because the mean of its divisors is an integer number (690732840).

Almost surely, 2^8963989445 is an apocalyptic number.

It is an amenable number.

8963989445 is a deficient number, since it is larger than the sum of its proper divisors (2087735995).

8963989445 is a wasteful number, since it uses less digits than its factorization.

8963989445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18524.

The product of its digits is 67184640, while the sum is 65.

The square root of 8963989445 is about 94678.3472870117. The cubic root of 8963989445 is about 2077.3058564534.

The spelling of 8963989445 in words is "eight billion, nine hundred sixty-three million, nine hundred eighty-nine thousand, four hundred forty-five".