40450424025 has 36 divisors (see below), whose sum is σ = 73510583216. Its totient is φ = 19612322400.

The previous prime is 40450424023. The next prime is 40450424033. The reversal of 40450424025 is 52042405404.

40450424025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40450424025 - 2¹ = 40450424023 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40450423983 and 40450424001.

It is not an unprimeable number, because it can be changed into a prime (40450424023) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2219599 + ... + 2237748.

Almost surely, 2^40450424025 is an apocalyptic number.

It is an amenable number.

40450424025 is a deficient number, since it is larger than the sum of its proper divisors (33060159191).

40450424025 is a wasteful number, since it uses less digits than its factorization.

40450424025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4457382 (or 4457366 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 40450424025 its reverse (52042405404), we get a palindrome (92492829429).

The spelling of 40450424025 in words is "forty billion, four hundred fifty million, four hundred twenty-four thousand, twenty-five".