40045420341 has 6 divisors (see below), whose sum is σ = 57843384950. Its totient is φ = 26696946888.

The previous prime is 40045420321. The next prime is 40045420351. The reversal of 40045420341 is 14302454004.

It is a happy number.

40045420341 is a `hidden beast` number, since 4 + 0 + 0 + 454 + 203 + 4 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 27215100900 + 12830319441 = 164970^2 + 113271^2 .

It is not a de Polignac number, because 40045420341 - 2¹¹ = 40045418293 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 (40045420321) 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 5 ways as a sum of consecutive naturals, for example, 2224745566 + ... + 2224745583.

Almost surely, 2^40045420341 is an apocalyptic number.

It is an amenable number.

40045420341 is a deficient number, since it is larger than the sum of its proper divisors (17797964609).

40045420341 is a wasteful number, since it uses less digits than its factorization.

40045420341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4449491155 (or 4449491152 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 40045420341 its reverse (14302454004), we get a palindrome (54347874345).

The spelling of 40045420341 in words is "forty billion, forty-five million, four hundred twenty thousand, three hundred forty-one".