40543313325 has 24 divisors (see below), whose sum is σ = 68843281248. Its totient is φ = 21038690880.

The previous prime is 40543313309. The next prime is 40543313359. The reversal of 40543313325 is 52331334504.

It is not a de Polignac number, because 40543313325 - 2⁴ = 40543313309 is a prime.

It is a Curzon number.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 7302327 + ... + 7307876.

It is an arithmetic number, because the mean of its divisors is an integer number (2868470052).

Almost surely, 2^40543313325 is an apocalyptic number.

It is an amenable number.

40543313325 is a deficient number, since it is larger than the sum of its proper divisors (28299967923).

40543313325 is a wasteful number, since it uses less digits than its factorization.

40543313325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14610253 (or 14610248 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 40543313325 its reverse (52331334504), we get a palindrome (92874647829).

The spelling of 40543313325 in words is "forty billion, five hundred forty-three million, three hundred thirteen thousand, three hundred twenty-five".