8189538476 has 24 divisors (see below), whose sum is σ = 16586411520. Its totient is φ = 3465373392.

The previous prime is 8189538463. The next prime is 8189538509. The reversal of 8189538476 is 6748359818.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1848950 + ... + 1853373.

It is an arithmetic number, because the mean of its divisors is an integer number (691100480).

Almost surely, 2^8189538476 is an apocalyptic number.

It is an amenable number.

8189538476 is an abundant number, since it is smaller than the sum of its proper divisors (8396873044).

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

8189538476 is a wasteful number, since it uses less digits than its factorization.

8189538476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702413 (or 3702411 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 59.

The square root of 8189538476 is about 90496.0688427956. The cubic root of 8189538476 is about 2015.6717503668.

The spelling of 8189538476 in words is "eight billion, one hundred eighty-nine million, five hundred thirty-eight thousand, four hundred seventy-six".