8894739651 has 24 divisors (see below), whose sum is σ = 13832994384. Its totient is φ = 5069050560.

The previous prime is 8894739649. The next prime is 8894739683. The reversal of 8894739651 is 1569374988.

It is not a de Polignac number, because 8894739651 - 2¹ = 8894739649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8894739631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26280 + ... + 135941.

It is an arithmetic number, because the mean of its divisors is an integer number (576374766).

Almost surely, 2^8894739651 is an apocalyptic number.

8894739651 is a deficient number, since it is larger than the sum of its proper divisors (4938254733).

8894739651 is a wasteful number, since it uses less digits than its factorization.

8894739651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162611 (or 162604 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 60.

The square root of 8894739651 is about 94311.9274058165. The cubic root of 8894739651 is about 2071.9427295773.

The spelling of 8894739651 in words is "eight billion, eight hundred ninety-four million, seven hundred thirty-nine thousand, six hundred fifty-one".