8945989063 has 4 divisors (see below), whose sum is σ = 9759260808. Its totient is φ = 8132717320.

The previous prime is 8945989061. The next prime is 8945989069. The reversal of 8945989063 is 3609895498.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8945989063 - 2¹ = 8945989061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8945988992 and 8945989010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8945989061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406635856 + ... + 406635877.

It is an arithmetic number, because the mean of its divisors is an integer number (2439815202).

Almost surely, 2^8945989063 is an apocalyptic number.

8945989063 is a deficient number, since it is larger than the sum of its proper divisors (813271745).

8945989063 is a wasteful number, since it uses less digits than its factorization.

8945989063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813271744.

The product of its (nonzero) digits is 16796160, while the sum is 61.

The square root of 8945989063 is about 94583.2388058265. The cubic root of 8945989063 is about 2075.9144612490.

The spelling of 8945989063 in words is "eight billion, nine hundred forty-five million, nine hundred eighty-nine thousand, sixty-three".