1040066740668 has 48 divisors (see below), whose sum is σ = 2554677749120. Its totient is φ = 328425689664.

The previous prime is 1040066740631. The next prime is 1040066740681. The reversal of 1040066740668 is 8660476600401.

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 15 ways as a sum of consecutive naturals, for example, 4940946 + ... + 5147142.

Almost surely, 2^{1040066740668} is an apocalyptic number.

It is an amenable number.

1040066740668 is an abundant number, since it is smaller than the sum of its proper divisors (1514611008452).

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

1040066740668 is a wasteful number, since it uses less digits than its factorization.

1040066740668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228346 (or 228344 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 1040066740668 in words is "one trillion, forty billion, sixty-six million, seven hundred forty thousand, six hundred sixty-eight".