40051126640566 has 32 divisors (see below), whose sum is σ = 63260205321600. Its totient is φ = 18965112318720.

The previous prime is 40051126640563. The next prime is 40051126640599. The reversal of 40051126640566 is 66504662115004.

40051126640566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40051126640563) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1790463430 + ... + 1790485798.

It is an arithmetic number, because the mean of its divisors is an integer number (1976881416300).

Almost surely, 2^{40051126640566} is an apocalyptic number.

40051126640566 is a deficient number, since it is larger than the sum of its proper divisors (23209078681034).

40051126640566 is a wasteful number, since it uses less digits than its factorization.

40051126640566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36364.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 40051126640566 in words is "forty trillion, fifty-one billion, one hundred twenty-six million, six hundred forty thousand, five hundred sixty-six".