8889545536 has 14 divisors (see below), whose sum is σ = 17640192050. Its totient is φ = 4444772736.

The previous prime is 8889545459. The next prime is 8889545543. The reversal of 8889545536 is 6355459888.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4496507136 + 4393038400 = 67056^2 + 66280^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69449511 + ... + 69449638.

Almost surely, 2^8889545536 is an apocalyptic number.

It is an amenable number.

8889545536 is a deficient number, since it is larger than the sum of its proper divisors (8750646514).

8889545536 is a wasteful number, since it uses less digits than its factorization.

8889545536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138899161 (or 138899151 counting only the distinct ones).

The product of its digits is 41472000, while the sum is 61.

The square root of 8889545536 is about 94284.3864910835. The cubic root of 8889545536 is about 2071.5393449278.

It can be divided in two parts, 88895 and 45536, that added together give a palindrome (134431).

The spelling of 8889545536 in words is "eight billion, eight hundred eighty-nine million, five hundred forty-five thousand, five hundred thirty-six".