8436116872 has 16 divisors (see below), whose sum is σ = 15863308560. Its totient is φ = 4205901264.

The previous prime is 8436116863. The next prime is 8436116879. The reversal of 8436116872 is 2786116348.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (8436116879) 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 3 ways as a sum of consecutive naturals, for example, 1516698 + ... + 1522249.

It is an arithmetic number, because the mean of its divisors is an integer number (991456785).

Almost surely, 2^8436116872 is an apocalyptic number.

It is an amenable number.

8436116872 is a deficient number, since it is larger than the sum of its proper divisors (7427191688).

8436116872 is a wasteful number, since it uses less digits than its factorization.

8436116872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3039300 (or 3039296 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The square root of 8436116872 is about 91848.3362505821. The cubic root of 8436116872 is about 2035.7019652706.

The spelling of 8436116872 in words is "eight billion, four hundred thirty-six million, one hundred sixteen thousand, eight hundred seventy-two".