8002661633 has 2 divisors, whose sum is σ = 8002661634. Its totient is φ = 8002661632.

The previous prime is 8002661627. The next prime is 8002661743. The reversal of 8002661633 is 3361662008.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5341855744 + 2660805889 = 73088^2 + 51583^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8002661633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8002661593 and 8002661602.

It is not a weakly prime, because it can be changed into another prime (8002661603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4001330816 + 4001330817.

It is an arithmetic number, because the mean of its divisors is an integer number (4001330817).

Almost surely, 2^8002661633 is an apocalyptic number.

It is an amenable number.

8002661633 is a deficient number, since it is larger than the sum of its proper divisors (1).

8002661633 is an equidigital number, since it uses as much as digits as its factorization.

8002661633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 8002661633 is about 89457.5968434207. The cubic root of 8002661633 is about 2000.2217781563.

The spelling of 8002661633 in words is "eight billion, two million, six hundred sixty-one thousand, six hundred thirty-three".