8816127642 has 80 divisors (see below), whose sum is σ = 23765058240. Its totient is φ = 2386314432.

The previous prime is 8816127637. The next prime is 8816127647. The reversal of 8816127642 is 2467216188.

It is an interprime number because it is at equal distance from previous prime (8816127637) and next prime (8816127647).

It is not an unprimeable number, because it can be changed into a prime (8816127647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 183043 + ... + 226134.

It is an arithmetic number, because the mean of its divisors is an integer number (297063228).

Almost surely, 2^8816127642 is an apocalyptic number.

8816127642 is an abundant number, since it is smaller than the sum of its proper divisors (14948930598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8816127642 is a wasteful number, since it uses less digits than its factorization.

8816127642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409217 (or 409208 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 8816127642 is about 93894.2364684862. The cubic root of 8816127642 is about 2065.8206918332.

The spelling of 8816127642 in words is "eight billion, eight hundred sixteen million, one hundred twenty-seven thousand, six hundred forty-two".