4040432579 has 2 divisors, whose sum is σ = 4040432580. Its totient is φ = 4040432578.

The previous prime is 4040432497. The next prime is 4040432611. The reversal of 4040432579 is 9752340404.

4040432579 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4040432579 is a prime.

It is not a weakly prime, because it can be changed into another prime (4040402579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020216289 + 2020216290.

It is an arithmetic number, because the mean of its divisors is an integer number (2020216290).

Almost surely, 2^4040432579 is an apocalyptic number.

4040432579 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040432579 is an equidigital number, since it uses as much as digits as its factorization.

4040432579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 4040432579 is about 63564.3971024661. The cubic root of 4040432579 is about 1592.7316910233.

The spelling of 4040432579 in words is "four billion, forty million, four hundred thirty-two thousand, five hundred seventy-nine".