1014435981866 has 16 divisors (see below), whose sum is σ = 1558644946848. Its totient is φ = 494911964400.

The previous prime is 1014435981847. The next prime is 1014435981869. The reversal of 1014435981866 is 6681895344101.

It is a super-2 number, since 2×1014435981866² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1014435981869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5990525 + ... + 6157536.

It is an arithmetic number, because the mean of its divisors is an integer number (97415309178).

Almost surely, 2^{1014435981866} is an apocalyptic number.

1014435981866 is a deficient number, since it is larger than the sum of its proper divisors (544208964982).

1014435981866 is a wasteful number, since it uses less digits than its factorization.

1014435981866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12149077.

The product of its (nonzero) digits is 4976640, while the sum is 56.

The spelling of 1014435981866 in words is "one trillion, fourteen billion, four hundred thirty-five million, nine hundred eighty-one thousand, eight hundred sixty-six".