4089715144 has 8 divisors (see below), whose sum is σ = 7668215910. Its totient is φ = 2044857568.

The previous prime is 4089715141. The next prime is 4089715183. The reversal of 4089715144 is 4415179804.

It can be written as a sum of positive squares in only one way, i.e., 3577236100 + 512479044 = 59810^2 + 22638^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 4089715144.

It is not an unprimeable number, because it can be changed into a prime (4089715141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255607189 + ... + 255607204.

Almost surely, 2^4089715144 is an apocalyptic number.

It is an amenable number.

4089715144 is a deficient number, since it is larger than the sum of its proper divisors (3578500766).

4089715144 is a wasteful number, since it uses less digits than its factorization.

4089715144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511214399 (or 511214395 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 4089715144 is about 63950.8807132474. The cubic root of 4089715144 is about 1599.1812404670.

The spelling of 4089715144 in words is "four billion, eighty-nine million, seven hundred fifteen thousand, one hundred forty-four".