4040840488 has 8 divisors (see below), whose sum is σ = 7576575930. Its totient is φ = 2020420240.

The previous prime is 4040840459. The next prime is 4040840513. The reversal of 4040840488 is 8840480404.

It can be written as a sum of positive squares in only one way, i.e., 2584502244 + 1456338244 = 50838^2 + 38162^2 .

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 4040840488.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252552523 + ... + 252552538.

Almost surely, 2^4040840488 is an apocalyptic number.

It is an amenable number.

4040840488 is a deficient number, since it is larger than the sum of its proper divisors (3535735442).

4040840488 is a wasteful number, since it uses less digits than its factorization.

4040840488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505105067 (or 505105063 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The square root of 4040840488 is about 63567.6056494186. The cubic root of 4040840488 is about 1592.7852882323.

The spelling of 4040840488 in words is "four billion, forty million, eight hundred forty thousand, four hundred eighty-eight".