8985864838 has 16 divisors (see below), whose sum is σ = 13559400000. Its totient is φ = 4466140672.

The previous prime is 8985864829. The next prime is 8985864841. The reversal of 8985864838 is 8384685898.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222963 + ... + 260161.

It is an arithmetic number, because the mean of its divisors is an integer number (847462500).

Almost surely, 2^8985864838 is an apocalyptic number.

8985864838 is a deficient number, since it is larger than the sum of its proper divisors (4573535162).

8985864838 is a wasteful number, since it uses less digits than its factorization.

8985864838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37919.

The product of its digits is 106168320, while the sum is 67.

The square root of 8985864838 is about 94793.8016855533. The cubic root of 8985864838 is about 2078.9942775670.

The spelling of 8985864838 in words is "eight billion, nine hundred eighty-five million, eight hundred sixty-four thousand, eight hundred thirty-eight".