40120541235 has 12 divisors (see below), whose sum is σ = 69542271552. Its totient is φ = 21397621968.

The previous prime is 40120541233. The next prime is 40120541273. The reversal of 40120541235 is 53214502104.

40120541235 is a `hidden beast` number, since 40 + 1 + 205 + 412 + 3 + 5 = 666.

It is not a de Polignac number, because 40120541235 - 2¹ = 40120541233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40120541199 and 40120541208.

It is not an unprimeable number, because it can be changed into a prime (40120541233) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 445783747 + ... + 445783836.

It is an arithmetic number, because the mean of its divisors is an integer number (5795189296).

Almost surely, 2^40120541235 is an apocalyptic number.

40120541235 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40120541235 is a deficient number, since it is larger than the sum of its proper divisors (29421730317).

40120541235 is a wasteful number, since it uses less digits than its factorization.

40120541235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891567594 (or 891567591 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The spelling of 40120541235 in words is "forty billion, one hundred twenty million, five hundred forty-one thousand, two hundred thirty-five".