40003325305 has 8 divisors (see below), whose sum is σ = 48247666632. Its totient is φ = 31840209408.

The previous prime is 40003325303. The next prime is 40003325321. The reversal of 40003325305 is 50352330004.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3515066944 + 36488258361 = 59288^2 + 191019^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40003325305 - 2¹ = 40003325303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40003325305.

It is not an unprimeable number, because it can be changed into a prime (40003325303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20305272 + ... + 20307241.

It is an arithmetic number, because the mean of its divisors is an integer number (6030958329).

Almost surely, 2^40003325305 is an apocalyptic number.

It is an amenable number.

40003325305 is a deficient number, since it is larger than the sum of its proper divisors (8244341327).

40003325305 is a wasteful number, since it uses less digits than its factorization.

40003325305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40612715.

The product of its (nonzero) digits is 5400, while the sum is 25.

Adding to 40003325305 its reverse (50352330004), we get a palindrome (90355655309).

The spelling of 40003325305 in words is "forty billion, three million, three hundred twenty-five thousand, three hundred five".