40017366027666 has 24 divisors (see below), whose sum is σ = 89501205740544. Its totient is φ = 12908827750680.

The previous prime is 40017366027647. The next prime is 40017366027677. The reversal of 40017366027666 is 66672066371004.

It is an unprimeable number.

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, 35857854306 + ... + 35857855421.

It is an arithmetic number, because the mean of its divisors is an integer number (3729216905856).

Almost surely, 2^{40017366027666} is an apocalyptic number.

40017366027666 is an abundant number, since it is smaller than the sum of its proper divisors (49483839712878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40017366027666 is a wasteful number, since it uses less digits than its factorization.

40017366027666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71715709766 (or 71715709763 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 54.

The spelling of 40017366027666 in words is "forty trillion, seventeen billion, three hundred sixty-six million, twenty-seven thousand, six hundred sixty-six".