8883638091 has 8 divisors (see below), whose sum is σ = 13160945360. Its totient is φ = 5922425376.

The previous prime is 8883638087. The next prime is 8883638123. The reversal of 8883638091 is 1908363888.

It is a happy number.

It is not a de Polignac number, because 8883638091 - 2² = 8883638087 is a prime.

It is a super-2 number, since 2×8883638091² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8883638011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164511790 + ... + 164511843.

It is an arithmetic number, because the mean of its divisors is an integer number (1645118170).

Almost surely, 2^8883638091 is an apocalyptic number.

8883638091 is a deficient number, since it is larger than the sum of its proper divisors (4277307269).

8883638091 is a wasteful number, since it uses less digits than its factorization.

8883638091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329023642 (or 329023636 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 54.

The square root of 8883638091 is about 94253.0534836936. The cubic root of 8883638091 is about 2071.0803707143.

The spelling of 8883638091 in words is "eight billion, eight hundred eighty-three million, six hundred thirty-eight thousand, ninety-one".