8964509956 has 6 divisors (see below), whose sum is σ = 15687892430. Its totient is φ = 4482254976.

The previous prime is 8964509933. The next prime is 8964509977. The reversal of 8964509956 is 6599054698.

It can be written as a sum of positive squares in only one way, i.e., 6019277056 + 2945232900 = 77584^2 + 54270^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8964509894 and 8964509903.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120563741 + ... + 1120563748.

Almost surely, 2^8964509956 is an apocalyptic number.

It is an amenable number.

8964509956 is a deficient number, since it is larger than the sum of its proper divisors (6723382474).

8964509956 is a wasteful number, since it uses less digits than its factorization.

8964509956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241127493 (or 2241127491 counting only the distinct ones).

The product of its (nonzero) digits is 20995200, while the sum is 61.

The square root of 8964509956 is about 94681.0960857552. The cubic root of 8964509956 is about 2077.3460632396.

The spelling of 8964509956 in words is "eight billion, nine hundred sixty-four million, five hundred nine thousand, nine hundred fifty-six".