8026638633 has 24 divisors (see below), whose sum is σ = 12584219648. Its totient is φ = 4900567392.

The previous prime is 8026638629. The next prime is 8026638661. The reversal of 8026638633 is 3368366208.

8026638633 is a `hidden beast` number, since 8 + 0 + 2 + 6 + 6 + 3 + 8 + 633 = 666.

It is not a de Polignac number, because 8026638633 - 2² = 8026638629 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (8026634633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 255235 + ... + 284952.

Almost surely, 2^8026638633 is an apocalyptic number.

It is an amenable number.

8026638633 is a deficient number, since it is larger than the sum of its proper divisors (4557581015).

8026638633 is a wasteful number, since it uses less digits than its factorization.

8026638633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540333 (or 540330 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The square root of 8026638633 is about 89591.5098265455. The cubic root of 8026638633 is about 2002.2174266842.

The spelling of 8026638633 in words is "eight billion, twenty-six million, six hundred thirty-eight thousand, six hundred thirty-three".