41540420025 has 48 divisors (see below), whose sum is σ = 82181406720. Its totient is φ = 20450664000.

The previous prime is 41540420021. The next prime is 41540420059. The reversal of 41540420025 is 52002404514.

41540420025 is a `hidden beast` number, since 415 + 40 + 4 + 200 + 2 + 5 = 666.

It is not a de Polignac number, because 41540420025 - 2² = 41540420021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (41540420021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2358201 + ... + 2375750.

It is an arithmetic number, because the mean of its divisors is an integer number (1712112640).

Almost surely, 2^41540420025 is an apocalyptic number.

41540420025 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41540420025 is a deficient number, since it is larger than the sum of its proper divisors (40640986695).

41540420025 is a wasteful number, since it uses less digits than its factorization.

41540420025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733983 (or 4733972 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 41540420025 its reverse (52002404514), we get a palindrome (93542824539).

The spelling of 41540420025 in words is "forty-one billion, five hundred forty million, four hundred twenty thousand, twenty-five".