40540105422325 has 6 divisors (see below), whose sum is σ = 50269730723714. Its totient is φ = 32432084337840.

The previous prime is 40540105422319. The next prime is 40540105422329. The reversal of 40540105422325 is 52322450104504.

It can be written as a sum of positive squares in 3 ways, for example, as 13856585796 + 40526248836529 = 117714^2 + 6366023^2 .

It is not a de Polignac number, because 40540105422325 - 2²⁷ = 40539971204597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40540105422329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 810802108422 + ... + 810802108471.

Almost surely, 2^{40540105422325} is an apocalyptic number.

It is an amenable number.

40540105422325 is a deficient number, since it is larger than the sum of its proper divisors (9729625301389).

40540105422325 is a wasteful number, since it uses less digits than its factorization.

40540105422325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621604216903 (or 1621604216898 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 40540105422325 its reverse (52322450104504), we get a palindrome (92862555526829).

The spelling of 40540105422325 in words is "forty trillion, five hundred forty billion, one hundred five million, four hundred twenty-two thousand, three hundred twenty-five".