1140330615666 has 16 divisors (see below), whose sum is σ = 2487994070688. Its totient is φ = 345554732000.

The previous prime is 1140330615623. The next prime is 1140330615679. The reversal of 1140330615666 is 6665160330411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8638868235 + ... + 8638868366.

It is an arithmetic number, because the mean of its divisors is an integer number (155499629418).

Almost surely, 2^{1140330615666} is an apocalyptic number.

1140330615666 is an abundant number, since it is smaller than the sum of its proper divisors (1347663455022).

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

1140330615666 is a wasteful number, since it uses less digits than its factorization.

1140330615666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17277736617.

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 1140330615666 in words is "one trillion, one hundred forty billion, three hundred thirty million, six hundred fifteen thousand, six hundred sixty-six".