8968536064 has 34 divisors (see below), whose sum is σ = 17937066350. Its totient is φ = 4484235264.

The previous prime is 8968536061. The next prime is 8968536091. The reversal of 8968536064 is 4606358698.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4707057664 + 4261478400 = 68608^2 + 65280^2 .

It is a super-2 number, since 2×8968536064² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8968535996 and 8968536014.

It is not an unprimeable number, because it can be changed into a prime (8968536061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2889 + ... + 133960.

It is an arithmetic number, because the mean of its divisors is an integer number (527560775).

Almost surely, 2^8968536064 is an apocalyptic number.

It is an amenable number.

8968536064 is a deficient number, since it is larger than the sum of its proper divisors (8968530286).

8968536064 is an frugal number, since it uses more digits than its factorization.

8968536064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136881 (or 136851 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 55.

The square root of 8968536064 is about 94702.3551132705. The cubic root of 8968536064 is about 2077.6570067222.

The spelling of 8968536064 in words is "eight billion, nine hundred sixty-eight million, five hundred thirty-six thousand, sixty-four".