8896556969 has 2 divisors, whose sum is σ = 8896556970. Its totient is φ = 8896556968.

The previous prime is 8896556953. The next prime is 8896556989. The reversal of 8896556969 is 9696556988.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8858574400 + 37982569 = 94120^2 + 6163^2 .

It is a cyclic number.

It is not a de Polignac number, because 8896556969 - 2⁴ = 8896556953 is a prime.

It is a super-2 number, since 2×8896556969² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8896556989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4448278484 + 4448278485.

It is an arithmetic number, because the mean of its divisors is an integer number (4448278485).

Almost surely, 2^8896556969 is an apocalyptic number.

It is an amenable number.

8896556969 is a deficient number, since it is larger than the sum of its proper divisors (1).

8896556969 is an equidigital number, since it uses as much as digits as its factorization.

8896556969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 251942400, while the sum is 71.

The square root of 8896556969 is about 94321.5615275744. The cubic root of 8896556969 is about 2072.0838287945.

The spelling of 8896556969 in words is "eight billion, eight hundred ninety-six million, five hundred fifty-six thousand, nine hundred sixty-nine".