8189108036 has 6 divisors (see below), whose sum is σ = 14330939070. Its totient is φ = 4094554016.

The previous prime is 8189108003. The next prime is 8189108077. The reversal of 8189108036 is 6308019818.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7343461636 + 845646400 = 85694^2 + 29080^2 .

It is a super-2 number, since 2×8189108036² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023638501 + ... + 1023638508.

It is an arithmetic number, because the mean of its divisors is an integer number (2388489845).

Almost surely, 2^8189108036 is an apocalyptic number.

It is an amenable number.

8189108036 is a deficient number, since it is larger than the sum of its proper divisors (6141831034).

8189108036 is a wasteful number, since it uses less digits than its factorization.

8189108036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047277013 (or 2047277011 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 44.

The square root of 8189108036 is about 90493.6905866923. The cubic root of 8189108036 is about 2015.6364353548.

The spelling of 8189108036 in words is "eight billion, one hundred eighty-nine million, one hundred eight thousand, thirty-six".