8896649537 has 2 divisors, whose sum is σ = 8896649538. Its totient is φ = 8896649536.

The previous prime is 8896649521. The next prime is 8896649549. The reversal of 8896649537 is 7359466988.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5778432256 + 3118217281 = 76016^2 + 55841^2 .

It is a cyclic number.

It is not a de Polignac number, because 8896649537 - 2⁴ = 8896649521 is a prime.

It is not a weakly prime, because it can be changed into another prime (8896549537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4448324768 + 4448324769.

It is an arithmetic number, because the mean of its divisors is an integer number (4448324769).

Almost surely, 2^8896649537 is an apocalyptic number.

It is an amenable number.

8896649537 is a deficient number, since it is larger than the sum of its proper divisors (1).

8896649537 is an equidigital number, since it uses as much as digits as its factorization.

8896649537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 78382080, while the sum is 65.

The square root of 8896649537 is about 94322.0522306422. The cubic root of 8896649537 is about 2072.0910153946.

The spelling of 8896649537 in words is "eight billion, eight hundred ninety-six million, six hundred forty-nine thousand, five hundred thirty-seven".