40666024305 has 12 divisors (see below), whose sum is σ = 70487775540. Its totient is φ = 21688546272.

The previous prime is 40666024297. The next prime is 40666024337. The reversal of 40666024305 is 50342066604.

It can be written as a sum of positive squares in 2 ways, for example, as 5328416016 + 35337608289 = 72996^2 + 187983^2 .

It is not a de Polignac number, because 40666024305 - 2³ = 40666024297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40666024305.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 451844670 + ... + 451844759.

It is an arithmetic number, because the mean of its divisors is an integer number (5873981295).

Almost surely, 2^40666024305 is an apocalyptic number.

40666024305 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40666024305 is a deficient number, since it is larger than the sum of its proper divisors (29821751235).

40666024305 is a wasteful number, since it uses less digits than its factorization.

40666024305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903689440 (or 903689437 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 40666024305 in words is "forty billion, six hundred sixty-six million, twenty-four thousand, three hundred five".