40545123133055 has 8 divisors (see below), whose sum is σ = 48922955206944. Its totient is φ = 32256893541600.

The previous prime is 40545123133037. The next prime is 40545123133129. The reversal of 40545123133055 is 55033132154504.

40545123133055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40545123133055 - 2¹⁸ = 40545122870911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22400619611 + ... + 22400621420.

It is an arithmetic number, because the mean of its divisors is an integer number (6115369400868).

Almost surely, 2^{40545123133055} is an apocalyptic number.

40545123133055 is a deficient number, since it is larger than the sum of its proper divisors (8377832073889).

40545123133055 is a wasteful number, since it uses less digits than its factorization.

40545123133055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44801241217.

The product of its (nonzero) digits is 540000, while the sum is 41.

Adding to 40545123133055 its reverse (55033132154504), we get a palindrome (95578255287559).

The spelling of 40545123133055 in words is "forty trillion, five hundred forty-five billion, one hundred twenty-three million, one hundred thirty-three thousand, fifty-five".