40684002666004 has 24 divisors (see below), whose sum is σ = 75419283316608. Its totient is φ = 19136722339200.

The previous prime is 40684002665993. The next prime is 40684002666071. The reversal of 40684002666004 is 40066620048604.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 135640972 + ... + 135940579.

It is an arithmetic number, because the mean of its divisors is an integer number (3142470138192).

Almost surely, 2^{40684002666004} is an apocalyptic number.

It is an amenable number.

40684002666004 is a deficient number, since it is larger than the sum of its proper divisors (34735280650604).

40684002666004 is a wasteful number, since it uses less digits than its factorization.

40684002666004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271583775 (or 271583773 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 40684002666004 in words is "forty trillion, six hundred eighty-four billion, two million, six hundred sixty-six thousand, four".