4189718772 has 36 divisors (see below), whose sum is σ = 10748754016. Its totient is φ = 1375727760.

The previous prime is 4189718761. The next prime is 4189718773. The reversal of 4189718772 is 2778179814.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4189718773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 866104 + ... + 870927.

Almost surely, 2^4189718772 is an apocalyptic number.

It is an amenable number.

4189718772 is an abundant number, since it is smaller than the sum of its proper divisors (6559035244).

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

4189718772 is a wasteful number, since it uses less digits than its factorization.

4189718772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737108 (or 1737103 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 54.

The square root of 4189718772 is about 64728.0369855289. The cubic root of 4189718772 is about 1612.1110601872. Note that the first 3 decimals are identical.

The spelling of 4189718772 in words is "four billion, one hundred eighty-nine million, seven hundred eighteen thousand, seven hundred seventy-two".